{"format":"murdoku-puzzle/1","id":"foghorn","version":1,"difficulty":"hard","level":7,"size":{"rows":12,"cols":12},"languages":["en","hu","de","fr","es","it","nl","pl","pt","ro","ca","cs","fi","vi","tr","el","ru","uk","ar","ko","ja","zh-Hans","zh-Hant"],"defaultLanguage":"en","title":"霧笛","tagline":"カモメ岬の漁港 · 夜明け · 濃い霧","author":"mathace","concept":"Murdoku – Manuel Garand (murdoku.com); unofficial fan-made case","created":"2026-09-15","story":"濃い霧に包まれたカモメ岬の漁港の夜明け。霧笛が鳴るころ、夜警のValentineが外港の係留ボートの中で死んでいるのが見つかった。港には十二人がいた：漁師、港の職員、早朝の来訪者――そして霧の中では、誰もが二マス先までしか見えなかった。証言を読み、見取り図で全員のマスを突き止め、犯人を暴け。犯人は外港の別のボートでValentineと二人きりだった――そしてValentine以外の誰にも見られなかった。","rules":{"standard":["どの<b>行</b>にもどの<b>列</b>にも、ちょうど<b>一人</b>がいる。誰かを置いたら、その行と列を丸ごと消そう。","<b>「隣」</b> = 真左・真右・真上・真下で、かつ<b>同じエリア内</b>。港は屋外だ：点線がエリアの境界だ。水のマスと物のあるマス（岩、係船柱、木箱、屋台…）にはいられない。<b>係留ボート</b>とベンチにはいられる。","方角は行と列を指し、同一直線上である必要はない：<i>「彼は彼女の北にいた」</i> = より上の行、列は問わない；<i>「彼の東に」</i> = より右の列、行は問わない。","犯人は<b>被害者と二人きり</b>だった：そのエリアには他に誰もいなかった。"],"special":["<b>霧：</b>誰もがあらゆる方向にちょうど<b>二マス</b>先までしか見えなかった――自分のマスを中心とする5×5のブロック。エリアの境界は視界を遮らない。<i>「二人見えた」</i>は、そのブロックの中にいる他の人の数を意味する（同じ行や列の人は当然ブロック内には決していない）。","<b>誰も犯人を見ていない：</b>被害者を除いて、犯人の二マス以内には誰もいなかった。"]},"roleNames":{"fisher":"漁師","staff":"港の職員","guest":"来訪者","victim":"被害者"},"personGroups":[{"id":"fishers","name":"漁師","persons":["A","B","C","D"]},{"id":"staff","name":"港の職員","persons":["E","F","G","H","V"]},{"id":"guests","name":"来訪者","persons":["I","J","K"]}],"map":{"groups":[{"id":"harbour","name":"カモメ岬の港","style":"open"}],"gaps":[],"areas":[{"id":"Rock","cells":[[1,1],[1,2],[1,3],[2,1],[2,2],[2,3],[3,1],[3,2],[3,3]],"fill":"#d3d7da","group":"harbour","labelAt":[3,2],"name":"灯台の岩"},{"id":"Breakwater","cells":[[1,4],[1,5],[1,6],[1,7],[1,8],[1,9],[1,10],[1,11],[1,12],[2,4],[2,5],[2,6],[2,7],[2,8],[2,9],[2,10],[2,11],[2,12]],"fill":"#cfd5d9","pattern":"tiles","group":"harbour","labelAt":[2,8],"name":"防波堤"},{"id":"Inner","cells":[[3,4],[3,5],[3,6],[3,7],[4,4],[4,5],[4,6],[4,7],[5,4],[5,5],[5,6],[5,7],[6,4],[6,5],[6,6],[6,7]],"fill":"#a9cfe3","group":"harbour","labelAt":[4,5.5],"name":"内港"},{"id":"Outer","cells":[[3,8],[3,9],[3,10],[3,11],[3,12],[4,8],[4,9],[4,10],[4,11],[4,12],[5,8],[5,9],[5,10],[5,11],[5,12],[6,8],[6,9],[6,10],[6,11],[6,12]],"fill":"#9fc8de","group":"harbour","labelAt":[5,10],"name":"外港"},{"id":"Quay","cells":[[4,1],[4,2],[4,3],[5,1],[5,2],[5,3],[6,1],[6,2],[6,3],[7,1],[7,2],[7,3],[8,1],[8,2],[8,3],[7,4],[7,5],[7,6],[7,7],[7,8],[7,9],[7,10],[7,11],[7,12],[8,4],[8,5],[8,6],[8,7],[8,8],[8,9],[8,10],[8,11],[8,12]],"fill":"#d9d4c7","pattern":"tiles","group":"harbour","labelAt":[8,7],"name":"岸壁とスリップ"},{"id":"Market","cells":[[9,1],[9,2],[9,3],[9,4],[10,1],[10,2],[10,3],[10,4],[11,1],[11,2],[11,3],[11,4],[12,1],[12,2],[12,3],[12,4]],"fill":"#e7ddc9","pattern":"boards","group":"harbour","labelAt":[11,2.5],"name":"魚市場"},{"id":"Nets","cells":[[9,5],[9,6],[9,7],[9,8],[10,5],[10,6],[10,7],[10,8],[11,5],[11,6],[11,7],[11,8],[12,5],[12,6],[12,7],[12,8]],"fill":"#dcd8c6","group":"harbour","labelAt":[10,6.5],"name":"網干し場"},{"id":"Office","cells":[[9,9],[9,10],[9,11],[9,12],[10,9],[10,10],[10,11],[10,12],[11,9],[11,10],[11,11],[11,12],[12,9],[12,10],[12,11],[12,12]],"fill":"#d5dbd0","pattern":"tiles","group":"harbour","labelAt":[11,10.5],"name":"港湾事務所の庭"}],"objectTypes":{"boat":{"occupiable":true,"name":"係留ボート","icon":"<path 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d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><path d=\"M23 30 Q23 12 40 12 Q57 12 57 30 Q49 22 40 22 Q31 22 23 30 Z\" fill=\"#e0b040\"/><path d=\"M17 30 Q40 22 63 30 L63 35 Q40 27 17 35 Z\" fill=\"#e0b040\" stroke=\"rgba(0,0,0,.18)\"/></svg>","solverRole":"fisher","constraints":[{"type":"area","areas":["Market"]}]},{"id":"C","name":"Cyril","gender":"M","role":"fisher","color":"#1565c0","avatar":{"bg":"#4b4b6d","skin":"#f1c8a5","hair":"#3b2418","style":"short","shirt":"#22406f","souwester":"#e0b040","mustache":true},"clue":"彼の<b>ちょうど2行北</b>に<b>男性</b>がいた。","job":"甲板員","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Cyril\"><rect width=\"80\" height=\"80\" fill=\"#4b4b6d\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#22406f\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#f1c8a5\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#f1c8a5\"/><path d=\"M26 32 Q26 15 40 15 Q54 15 54 32 Q50 24 40 24 Q30 24 26 32 Z\" fill=\"#3b2418\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><path d=\"M33 41 Q40 37 47 41 Q40 43 33 41 Z\" fill=\"#3a2a1c\"/><path d=\"M23 30 Q23 12 40 12 Q57 12 57 30 Q49 22 40 22 Q31 22 23 30 Z\" fill=\"#e0b040\"/><path d=\"M17 30 Q40 22 63 30 L63 35 Q40 27 17 35 Z\" fill=\"#e0b040\" stroke=\"rgba(0,0,0,.18)\"/></svg>","solverRole":"fisher","constraints":[{"type":"rel_any","dir":"N","exact":2,"gender":"M"}]},{"id":"D","name":"Dorothy","gender":"F","role":"fisher","color":"#6a1b9a","avatar":{"bg":"#3f6d5a","skin":"#8a5a3c","hair":"#1a1210","style":"ponytail","shirt":"#7a4d9a","souwester":"#e0b040"},"clue":"彼女は<b>Alfredを見た</b>。","job":"牡蠣養殖家","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Dorothy\"><rect width=\"80\" height=\"80\" fill=\"#3f6d5a\"/><path d=\"M50 30 Q64 34 60 62 L54 62 Q56 40 48 36 Z\" fill=\"#1a1210\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#7a4d9a\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#8a5a3c\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#8a5a3c\"/><path d=\"M26 33 Q26 16 40 16 Q54 16 54 33 Q50 24 40 24 Q30 24 26 33 Z\" fill=\"#1a1210\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><path d=\"M23 30 Q23 12 40 12 Q57 12 57 30 Q49 22 40 22 Q31 22 23 30 Z\" fill=\"#e0b040\"/><path d=\"M17 30 Q40 22 63 30 L63 35 Q40 27 17 35 Z\" fill=\"#e0b040\" stroke=\"rgba(0,0,0,.18)\"/></svg>","solverRole":"fisher","constraints":[{"type":"saw","q":"A"}]},{"id":"E","name":"Edgar","gender":"M","role":"staff","color":"#e65100","avatar":{"bg":"#2c3e58","skin":"#f0cdb0","hair":"#1c1a1a","style":"slick","shirt":"#22406f","cap":true,"glasses":true},"clue":"彼は<b>港湾事務所の庭</b>にいた。","job":"税関職員","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Edgar\"><rect width=\"80\" height=\"80\" fill=\"#2c3e58\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#22406f\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#f0cdb0\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#f0cdb0\"/><path d=\"M26 30 Q27 16 44 15 Q56 15 55 26 Q48 22 40 23 Q30 24 26 30 Z\" fill=\"#1c1a1a\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><circle cx=\"34\" cy=\"35\" r=\"5\" fill=\"none\" stroke=\"#2b2b2b\" stroke-width=\"1.4\"/><circle cx=\"46\" cy=\"35\" r=\"5\" fill=\"none\" stroke=\"#2b2b2b\" stroke-width=\"1.4\"/><line x1=\"39\" y1=\"35\" x2=\"41\" y2=\"35\" stroke=\"#2b2b2b\" stroke-width=\"1.4\"/><path d=\"M24 24 Q24 11 40 11 Q56 11 56 24 Z\" fill=\"#22406f\"/><rect x=\"22\" y=\"22\" width=\"36\" height=\"5\" rx=\"2\" fill=\"#12213a\"/><circle cx=\"40\" cy=\"18\" r=\"2.6\" fill=\"#f0b429\"/></svg>","solverRole":"staff","constraints":[{"type":"area","areas":["Office"]}]},{"id":"F","name":"Fern","gender":"F","role":"staff","color":"#00838f","avatar":{"bg":"#7a3a2a","skin":"#f4d5bb","hair":"#c9c3b8","style":"bob","shirt":"#1f8a8a","cap":true},"clue":"彼女は<b>係船柱</b>の隣にいた。","job":"港長","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Fern\"><rect width=\"80\" height=\"80\" fill=\"#7a3a2a\"/><path d=\"M22 40 Q22 14 40 14 Q58 14 58 40 L58 58 L22 58 Z\" fill=\"#c9c3b8\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#1f8a8a\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#f4d5bb\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#f4d5bb\"/><path d=\"M26 36 Q26 16 40 16 Q54 16 54 36 Q52 24 40 24 Q28 24 26 36 Z\" fill=\"#c9c3b8\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><path d=\"M24 24 Q24 11 40 11 Q56 11 56 24 Z\" fill=\"#22406f\"/><rect x=\"22\" y=\"22\" width=\"36\" height=\"5\" rx=\"2\" fill=\"#12213a\"/><circle cx=\"40\" cy=\"18\" r=\"2.6\" fill=\"#f0b429\"/></svg>","solverRole":"staff","constraints":[{"type":"beside","obj":"bollard"}]},{"id":"G","name":"Gareth","gender":"M","role":"staff","color":"#ad1457","avatar":{"bg":"#3f3f3f","skin":"#d9a57a","hair":"#3b2418","style":"bald","shirt":"#e67e22","beanie":"#e67e22","beard":true},"clue":"彼は<b>係船柱</b>の隣にいた。彼は<b>誰も見なかった</b>。","job":"クレーン操作員","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Gareth\"><rect width=\"80\" height=\"80\" fill=\"#3f3f3f\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#e67e22\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#d9a57a\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#d9a57a\"/><path d=\"M26 30 Q26 22 30 20 L30 34 Q26 34 26 30 Z\" fill=\"#3b2418\"/><path d=\"M54 30 Q54 22 50 20 L50 34 Q54 34 54 30 Z\" fill=\"#3b2418\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><path d=\"M27 38 Q30 52 40 53 Q50 52 53 38 Q50 47 40 48 Q30 47 27 38 Z\" fill=\"#3b2418\"/><path d=\"M24 31 Q24 11 40 11 Q56 11 56 31 Q48 21 40 21 Q32 21 24 31 Z\" fill=\"#e67e22\"/><rect x=\"23\" y=\"26\" width=\"34\" height=\"6\" rx=\"3\" fill=\"#e67e22\" stroke=\"rgba(0,0,0,.18)\"/><circle cx=\"40\" cy=\"10\" r=\"4\" fill=\"#f4efe6\"/></svg>","solverRole":"staff","constraints":[{"type":"beside","obj":"bollard"},{"type":"seen","n":0}]},{"id":"H","name":"Hilda","gender":"F","role":"staff","color":"#5d4037","avatar":{"bg":"#33526e","skin":"#f6d8c0","hair":"#6b3f22","style":"curly","shirt":"#8a5a2a","apron":true,"earrings":true},"clue":"彼女は<b>自分のエリアの角</b>にいた。彼女は<b>ちょうど一人――漁師――を見た</b>。","job":"魚屋","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Hilda\"><rect width=\"80\" height=\"80\" fill=\"#33526e\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#8a5a2a\"/><path d=\"M28 80 L30 62 Q40 58 50 62 L52 80 Z\" fill=\"#f4efe6\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#f6d8c0\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#f6d8c0\"/><path d=\"M25 34 q-3 -8 4 -10 q0 -8 8 -7 q3 -4 8 -1 q6 -3 9 3 q7 0 5 8 q4 4 -1 9 q-6 -14 -16 -12 q-9 -1 -17 10 Z\" fill=\"#6b3f22\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><circle cx=\"26\" cy=\"41\" r=\"1.8\" fill=\"#f0c95a\"/><circle cx=\"54\" cy=\"41\" r=\"1.8\" fill=\"#f0c95a\"/></svg>","solverRole":"staff","constraints":[{"type":"corner_of_area"},{"type":"seen","n":1,"role":"fisher"}]},{"id":"I","name":"Ike","gender":"M","role":"guest","color":"#827717","avatar":{"bg":"#8c3a5a","skin":"#e9c6a4","hair":"#d9b464","style":"short","shirt":"#7a6a3c","beanie":"#3f6d5a"},"clue":"彼は<b>自分のエリアに一人</b>だった。","job":"釣り人","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Ike\"><rect width=\"80\" height=\"80\" fill=\"#8c3a5a\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#7a6a3c\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#e9c6a4\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#e9c6a4\"/><path d=\"M26 32 Q26 15 40 15 Q54 15 54 32 Q50 24 40 24 Q30 24 26 32 Z\" fill=\"#d9b464\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><path d=\"M24 31 Q24 11 40 11 Q56 11 56 31 Q48 21 40 21 Q32 21 24 31 Z\" fill=\"#3f6d5a\"/><rect x=\"23\" y=\"26\" width=\"34\" height=\"6\" rx=\"3\" fill=\"#3f6d5a\" stroke=\"rgba(0,0,0,.18)\"/><circle cx=\"40\" cy=\"10\" r=\"4\" fill=\"#f4efe6\"/></svg>","solverRole":"guest","constraints":[{"type":"alone"}]},{"id":"J","name":"Jenny","gender":"F","role":"guest","color":"#283593","avatar":{"bg":"#5a2a2a","skin":"#f1cfb2","hair":"#1c1a1a","style":"ponytail","shirt":"#c8536a","headband":"#f2d24a"},"clue":"彼女は<b>灯台の岩</b>にいた。彼女は<b>誰も見なかった</b>。","job":"ジョガー","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Jenny\"><rect width=\"80\" height=\"80\" fill=\"#5a2a2a\"/><path d=\"M50 30 Q64 34 60 62 L54 62 Q56 40 48 36 Z\" fill=\"#1c1a1a\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#c8536a\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#f1cfb2\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#f1cfb2\"/><path d=\"M26 33 Q26 16 40 16 Q54 16 54 33 Q50 24 40 24 Q30 24 26 33 Z\" fill=\"#1c1a1a\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><rect x=\"26\" y=\"23\" width=\"28\" height=\"5\" rx=\"2\" fill=\"#f2d24a\"/></svg>","solverRole":"guest","constraints":[{"type":"area","areas":["Rock"]},{"type":"seen","n":0}]},{"id":"K","name":"Kurt","gender":"M","role":"guest","color":"#33691e","avatar":{"bg":"#2f5d7c","skin":"#e4b998","hair":"#8a8a8a","style":"short","shirt":"#33691e","glasses":true,"scarf":"#c9a227"},"clue":"彼は<b>一番上の行</b>にいて、<b>自分のエリアに一人</b>だった。","job":"バードウォッチャー","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Kurt\"><rect width=\"80\" height=\"80\" fill=\"#2f5d7c\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#33691e\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#e4b998\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#e4b998\"/><path d=\"M26 32 Q26 15 40 15 Q54 15 54 32 Q50 24 40 24 Q30 24 26 32 Z\" fill=\"#8a8a8a\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><circle cx=\"34\" cy=\"35\" r=\"5\" fill=\"none\" stroke=\"#2b2b2b\" stroke-width=\"1.4\"/><circle cx=\"46\" cy=\"35\" r=\"5\" fill=\"none\" stroke=\"#2b2b2b\" stroke-width=\"1.4\"/><line x1=\"39\" y1=\"35\" x2=\"41\" y2=\"35\" stroke=\"#2b2b2b\" stroke-width=\"1.4\"/><path d=\"M30 58 Q40 70 50 58 L48 66 Q40 76 32 66 Z\" fill=\"#c9a227\"/></svg>","solverRole":"guest","constraints":[{"type":"row","rows":[1]},{"type":"alone"}]},{"id":"V","name":"Valentine","gender":"M","role":"victim","color":"#1b1b1b","avatar":{"bg":"#3a4a3a","skin":"#e4b998","hair":"#cfcfd2","style":"slick","shirt":"#22406f","cap":true,"mustache":true,"mustacheColor":"#bdbdbd"},"clue":"<b>被害者。</b><b>係留ボート</b>の中で見つかった――犯人と二人きりだった。","job":"夜警","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Valentine\"><rect width=\"80\" height=\"80\" fill=\"#3a4a3a\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#22406f\"/><rect x=\"34\" y=\"44\" width=\"12\" height=\"13\" fill=\"#e4b998\"/><ellipse cx=\"40\" cy=\"34\" rx=\"14\" ry=\"16\" fill=\"#e4b998\"/><path d=\"M26 30 Q27 16 44 15 Q56 15 55 26 Q48 22 40 23 Q30 24 26 30 Z\" fill=\"#cfcfd2\"/><circle cx=\"34\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><circle cx=\"46\" cy=\"35\" r=\"1.6\" fill=\"#2b2b2b\"/><path d=\"M36 43 Q40 46 44 43\" fill=\"none\" stroke=\"#a5735a\" stroke-width=\"1.4\"/><path d=\"M33 41 Q40 37 47 41 Q40 43 33 41 Z\" fill=\"#bdbdbd\"/><path d=\"M24 24 Q24 11 40 11 Q56 11 56 24 Z\" fill=\"#22406f\"/><rect x=\"22\" y=\"22\" width=\"36\" height=\"5\" rx=\"2\" fill=\"#12213a\"/><circle cx=\"40\" cy=\"18\" r=\"2.6\" fill=\"#f0b429\"/><path d=\"M12 12 L68 68 M68 12 L12 68\" stroke=\"#e0362e\" stroke-width=\"5\" stroke-linecap=\"round\" opacity=\".9\"/></svg>","solverRole":"staff","constraints":[{"type":"on","obj":"boat"}]}],"victim":"V","murderer":"C","solution":{"K":[1,12],"J":[2,3],"A":[3,6],"V":[4,9],"D":[5,5],"C":[6,11],"F":[7,7],"G":[8,4],"H":[9,1],"I":[10,8],"B":[11,2],"E":[12,10]},"walkthrough":[{"cand":{"K":[[1,4],[1,6],[1,7],[1,9],[1,10],[1,12]],"J":[[2,1],[2,3]]},"text":"北から始めよう。Kurtは一番上の行にいて、自分のゾーンに一人だ。Jennyが灯台の岩にいるので、Kurtはそこにはいられない：彼は<b>防波堤</b>にいて（R1C4、R1C6、R1C7、R1C9、R1C10、R1C12のいずれか）、防波堤には他に誰もいない。したがって2行目の人は岩の上、R2C1かR2C3にいる。Jennyは誰も見なかった――R3C2やR3C3からならその人が見えるはずだ――だから<b>Jennyが2行目</b>（R2C1かR2C3）で、どちらの場合も彼女の視界内にあるR3C2とR3C3は空のまま：<b>3行目の人はボートの上</b>、R3C6かR3C11にいる。"},{"cand":{"K":[[1,4],[1,6],[1,7],[1,9],[1,10],[1,12]],"J":[[2,1],[2,3]],"F":[[7,5],[7,7],[7,9],[7,11],[8,4],[8,8]],"G":[[7,5],[7,7],[7,9],[7,11],[8,4],[8,8]],"A":[[3,6],[5,5],[6,7]]},"text":"FernとGarethは係船柱の隣に立っている。防波堤の係船柱のマスは1〜2行目（KurtとJennyの行）にあるので、二人とも岸壁のR7C5、R7C7、R7C9、R7C11、R8C4、R8C8のどれかにいて――一人は7行目、一人は8行目――岸壁にはValentineの二人組は入らない。Ikeは自分のゾーンに一人だ：岩でも防波堤でも岸壁でもなく、魚市場（Brenda）でも事務所の庭（Edgar）でも内港（Alfred）でもない――彼は<b>網干し場</b>か、外港のボートに一人でいる。Cyrilは4行目にはいられない：彼の2行北に男性がいたが、2行目はJennyの行だ。DorothyはAlfredを見たので、彼のボートから二マス以内、つまりR3C6、R5C5、R6C7の近くにいる。"},{"cand":{"K":[[1,4],[1,6],[1,7],[1,9],[1,10],[1,12]],"J":[[2,1],[2,3]],"F":[[7,5],[7,7],[7,9],[7,11],[8,4],[8,8]],"G":[[7,5],[7,7],[7,9],[7,11],[8,4],[8,8]],"A":[[3,6],[5,5]]},"text":"Alfredはどこか？<b>R6C7</b>と仮定しよう。4行目で空いているのはR4C2とR4C9だけ。R4C2には誰も立てない（Cyril：4行目；Dorothy：Alfredから五マス；他の人は自分のゾーンに縛られている）。だからAlfredの視界内のR4C9に、彼が見た唯一の漁師<b>Dorothy</b>がいる。ではValentineは？外港ならR3C11にしか横たわれず（R6C11はAlfredの行）、Dorothy――Alfredが見た犯人――と二人きりになる。内港ならR3C6でAlfredの被害者になるが（R5C5はAlfredの視界内で、彼は漁師しか見ていない）、するとDorothyが犯人を見たことになる。どちらも不可能。"},{"place":["A","D"],"cand":{"K":[[1,9],[1,10],[1,12]],"J":[[2,1],[2,3]],"F":[[7,7],[7,9],[7,11],[8,4],[8,8]],"G":[[7,7],[7,9],[7,11],[8,4],[8,8]]},"text":"では<b>R5C5</b>と仮定しよう。R4C2はやはり誰も立てず、IkeがR4C9に一人でいればValentineは内港、Alfredの視界内に押し込まれる――だから<b>ValentineはR4C9</b>に横たわり、犯人はもう一方の外港のボート、つまり11列にいる。FernとGarethにはAlfredの視界外の係船柱のマスが必要だ：R7C5はAlfredの列、R7C7は彼の視界内、R7C9はValentineの列、R7C11は犯人の列――二人に残るのは8行目だけ。不可能。よって<b>Alfred R3C6</b>、彼から二マス以内にいる唯一の人はDorothyで、当てはまるマスはひとつ：<b>Dorothy R5C5</b>。漁師ではないKurtはAlfredの視界外にいなければならない：R1C9、R1C10、R1C12。"},{"place":["C","V"],"cand":{"K":[[1,10],[1,12]],"J":[[2,1],[2,3]],"F":[[7,7],[8,4],[8,8]],"G":[[7,7],[8,4],[8,8]]},"text":"内港にはAlfredとDorothyがいるので、Valentineは<b>外港</b>、R4C9かR6C11に横たわっている（R3C11はAlfredの行）。彼の同伴者――犯人――は<b>Cyril</b>しかいない：他の全員は別のゾーンに縛られており、Ikeは一人でなくなってしまう。Cyrilの2行北には男性がいた：R4C9ならJennyの行になるので、<b>Cyril R6C11――犯人</b>――そして<b>Valentine R4C9</b>。誰もCyrilを見ていない：8列より東の岸壁は空のままだ（9列と11列はいずれにせよ埋まっている）。"},{"place":["F","G","H","J","B","I"],"cand":{"K":[[1,10],[1,12]]},"text":"Garethは誰も見なかった：R7C7はDorothyから二マス以内なので、<b>Garethは8行目</b>（R8C4かR8C8）、<b>FernはR7C7</b>。一人でいるIkeは、外港が埋まったので網干し場にいる。Hildaは角に立ち、視界内にちょうど一人の漁師――庭の近くにいる唯一の漁師Brenda――がいる：R8C1はGarethの行、網干し場の角はIkeのゾーン、事務所の角は市場から遠すぎる――<b>Hilda R9C1</b>、そして<b>Jenny R2C3</b>（1列は埋まった）。2列には市場の外に空きマスがないので、Brendaは2列、Hildaの視界内：<b>Brenda R11C2</b>。すると4列はGarethのもの：<b>Gareth R8C4</b>；8列はIkeに：<b>Ike R10C8</b>。"},{"place":["E","K"],"final":true,"text":"事務所の庭のEdgarには9〜11行と9列・11列が埋まっている：<b>Edgar R12C10</b>――そして10列も埋まり、<b>Kurt R1C12</b>。事件解決：Cyrilは外港のボートでValentineと二人きりで、霧の中で誰にも見られなかったのだ。"}],"solver":{"rules":[{"type":"unseen_murderer"}],"groups":{"Waterfront":["Rock","Breakwater","Quay"],"Basins":["Inner","Outer"],"Yards":["Market","Nets","Office"]},"occupiable":["boat","bench"],"sight":2},"verification":{"tool":"tools/murdoku_solver.py","unique":true,"guessFree":true,"checked":"2026-09-15"}}