{"format":"murdoku-puzzle/1","id":"wreck-dive","version":2,"difficulty":"very-easy","level":2,"size":{"rows":7,"cols":7},"languages":["en","hu","de","fr","es","it","pt","ca","nl","pl","cs","ro","fi","tr","el","ru","uk","vi","ar","ko","ja","zh-Hans","zh-Hant"],"defaultLanguage":"en","title":"Chuyến lặn xác tàu","tagline":"Thứ Bảy · Vịnh Kalimera · 10:20","author":"mathace","concept":"Murdoku – Manuel Garand (murdoku.com); unofficial fan-made case","created":"2026-09-14","story":"Một nhóm lặn xuống xác tàu cũ ở vịnh Kalimera, sâu hai mươi mét. Khi các thợ lặn nổi lên, thiếu mất một người: Vince được tìm thấy đã chết trên xác tàu. Có sáu người ở điểm lặn – bốn thợ lặn dưới nước và hai thuyền viên trên mặt nước. Một trong số họ là hung thủ. Hãy đọc từng lời khai và tìm vị trí chính xác của mọi người trên bản đồ. Hung thủ đã ở một mình với nạn nhân, trong cùng một khu vực.","rules":{"standard":["Mỗi <b>hàng</b> và mỗi <b>cột</b> có đúng <b>một người</b>. Ngay khi đặt ai đó, hãy gạch bỏ toàn bộ hàng và cột của người đó.","<b>“Bên cạnh”</b> = ngay bên trái, bên phải, phía trên hoặc phía dưới, và <b>trong cùng khu vực</b>. Các ô có đồ vật (bánh lái, bình khí, san hô, khẩu pháo của xác tàu…) không thể có người; băng ghế và mọi ô trống thì được.","Các hướng chỉ hàng, không cần cùng cột: <i>“cô ấy ở phía bắc của Amber”</i> = ở một hàng cao hơn, ở bất kỳ cột nào."],"special":["Các <b>thợ lặn</b> – Amber, Brian, Carl, Dora và Vince – ở <b>dưới nước</b> (Rạn san hô, Vùng nước mở hoặc Xác tàu). <b>Thuyền viên</b> – Eric và Fiona – ở <b>trên mặt nước</b> (Tàu lặn hoặc Cầu tàu)."]},"roleNames":{"diver":"thợ lặn","crew":"thuyền viên","victim":"nạn nhân"},"personGroups":[{"id":"divers","name":"Thợ lặn","persons":["A","B","C","D","V"]},{"id":"crew","name":"Thuyền viên","persons":["E","F"]}],"map":{"groups":[{"id":"surface","name":"MẶT NƯỚC"},{"id":"sea","name":"DƯỚI NƯỚC"}],"gaps":[],"areas":[{"id":"Dive Boat","cells":[[1,1],[1,2],[1,3],[1,4],[2,1],[2,2],[2,3],[2,4]],"fill":"#e5c89c","pattern":"planks","group":"surface","name":"Tàu 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Cô ấy ở <b>phía bắc của Amber</b>.","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Dora\"><rect width=\"80\" height=\"80\" fill=\"#4e6f8a\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#1e5f6e\"/><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=\"#b7482c\"/><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=\"M25 31 Q25 12 40 12 Q55 12 55 31 Q48 21 40 21 Q32 21 25 31 Z\" fill=\"#1e5f6e\"/><path d=\"M28 24 Q40 16 52 24\" fill=\"none\" stroke=\"rgba(255,255,255,.35)\" stroke-width=\"1.5\"/><rect x=\"27\" y=\"20\" width=\"26\" height=\"8\" rx=\"4\" fill=\"none\" stroke=\"#1b2a33\" stroke-width=\"2\"/><rect x=\"29\" y=\"21\" width=\"10\" height=\"6\" rx=\"3\" fill=\"#7fd1e8\" opacity=\".85\"/><rect x=\"41\" y=\"21\" width=\"10\" height=\"6\" rx=\"3\" fill=\"#7fd1e8\" opacity=\".85\"/><circle cx=\"26\" cy=\"41\" r=\"1.8\" fill=\"#f0c95a\"/><circle cx=\"54\" cy=\"41\" r=\"1.8\" fill=\"#f0c95a\"/></svg>","solverRole":"guest","constraints":[{"type":"area","areas":["Reef","Open Water","Wreck"]},{"type":"area","areas":["Reef"]},{"type":"not_beside","obj":"coral"},{"type":"rel","q":"A","dir":"N"}]},{"id":"E","name":"Eric","gender":"M","role":"crew","color":"#e65100","avatar":{"bg":"#7a6a3c","skin":"#e9c6a4","hair":"#c9c3b8","style":"short","shirt":"#f4efe6","cap":true,"beard":true,"glasses":true},"clue":"Anh ấy ở trên <b>Tàu lặn</b>. Anh ấy <b>không ngồi</b>.","job":"thuyền trưởng","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Eric\"><rect width=\"80\" height=\"80\" fill=\"#7a6a3c\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#f4efe6\"/><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=\"#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\"/><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=\"M27 38 Q30 52 40 53 Q50 52 53 38 Q50 47 40 48 Q30 47 27 38 Z\" fill=\"#c9c3b8\"/><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":["Dive Boat","Jetty"]},{"type":"area","areas":["Dive Boat"]},{"type":"not_on","obj":"bench"}]},{"id":"F","name":"Fiona","gender":"F","role":"crew","color":"#00838f","avatar":{"bg":"#8c3a5a","skin":"#f0cdb0","hair":"#2b1c14","style":"ponytail","shirt":"#d8455f","whistle":true,"headband":"#f0b429"},"clue":"Cô ấy ở <b>Cầu tàu</b>.","job":"hướng dẫn viên lặn","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Fiona\"><rect width=\"80\" height=\"80\" fill=\"#8c3a5a\"/><path d=\"M50 30 Q64 34 60 62 L54 62 Q56 40 48 36 Z\" fill=\"#2b1c14\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#d8455f\"/><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 33 Q26 16 40 16 Q54 16 54 33 Q50 24 40 24 Q30 24 26 33 Z\" fill=\"#2b1c14\"/><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=\"#f0b429\"/><path d=\"M33 56 Q40 68 47 56\" fill=\"none\" stroke=\"#c9302c\" stroke-width=\"1.6\"/><rect x=\"37\" y=\"66\" width=\"7\" height=\"5\" rx=\"1.5\" fill=\"#e0b040\" stroke=\"#7a5a12\" stroke-width=\".8\"/></svg>","solverRole":"staff","constraints":[{"type":"area","areas":["Dive Boat","Jetty"]},{"type":"area","areas":["Jetty"]}]},{"id":"V","name":"Vince","gender":"M","role":"victim","color":"#1b1b1b","avatar":{"bg":"#5a2a2a","skin":"#e4b998","hair":"#2a1d16","style":"slick","shirt":"#1b2a33","swimcap":"#1b2a33","goggles":true},"clue":"<b>Nạn nhân.</b> Anh ấy ở một mình với hung thủ.","avatarSvg":"<svg viewBox=\"0 0 80 80\" xmlns=\"http://www.w3.org/2000/svg\" role=\"img\" aria-label=\"Vince\"><rect width=\"80\" height=\"80\" fill=\"#5a2a2a\"/><path d=\"M10 80 Q12 56 40 54 Q68 56 70 80 Z\" fill=\"#1b2a33\"/><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=\"#2a1d16\"/><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=\"M25 31 Q25 12 40 12 Q55 12 55 31 Q48 21 40 21 Q32 21 25 31 Z\" fill=\"#1b2a33\"/><path d=\"M28 24 Q40 16 52 24\" fill=\"none\" stroke=\"rgba(255,255,255,.35)\" stroke-width=\"1.5\"/><rect x=\"27\" y=\"20\" width=\"26\" height=\"8\" rx=\"4\" fill=\"none\" stroke=\"#1b2a33\" stroke-width=\"2\"/><rect x=\"29\" y=\"21\" width=\"10\" height=\"6\" rx=\"3\" fill=\"#7fd1e8\" opacity=\".85\"/><rect x=\"41\" y=\"21\" width=\"10\" height=\"6\" rx=\"3\" fill=\"#7fd1e8\" opacity=\".85\"/><path d=\"M12 12 L68 68 M68 12 L12 68\" stroke=\"#e0362e\" stroke-width=\"5\" stroke-linecap=\"round\" opacity=\".9\"/></svg>","solverRole":"guest","constraints":[{"type":"area","areas":["Reef","Open Water","Wreck"]}]}],"victim":"V","murderer":"C","solution":{"F":[1,6],"E":[2,1],"B":[3,4],"D":[4,3],"A":[5,2],"C":[6,5],"V":[7,7]},"walkthrough":[{"place":["B"],"cand":{"A":[[4,1],[4,2],[5,2]],"D":[[4,3],[5,3]]},"text":"Brian ở bên cạnh phao lặn (R3C5). Phía đông của nó là mỏ neo, còn ô bên dưới thuộc xác tàu, nên ô nước mở duy nhất bên cạnh phao là <b>R3C4</b>: Brian ở đó. Gạch bỏ hàng 3 và cột 4."},{"place":["D","A"],"cand":{"E":[[2,1],[2,3]]},"text":"Amber ở rạn san hô, bên cạnh san hô: R4C1, R4C2 hoặc R5C2 (R3C1 nằm ở hàng của Brian). Dora ở rạn san hô nhưng không bên cạnh san hô: R4C3 hoặc R5C3. Dora ở phía bắc của Amber, nên cô ấy không thể ở hàng 5 – Amber sẽ phải ở bên dưới rạn san hô. Vậy <b>Dora ở R4C3 và Amber ở R5C2</b>. Gạch bỏ hàng 4–5 và cột 2–3."},{"place":["E"],"cand":{"C":[[5,6],[6,5]]},"text":"Eric ở trên tàu lặn nhưng không ngồi, nên không ở băng ghế: R1C4, R2C1 hoặc R2C3. Cột 4 là của Brian và cột 3 là của Dora, nên <b>Eric ở R2C1</b>. Gạch bỏ hàng 2 và cột 1."},{"place":["C"],"cand":{"F":[[1,5],[1,6]]},"text":"Carl ở bên cạnh rương kho báu (R5C5): R5C6 hoặc R6C5. Hàng 5 là của Amber, nên <b>Carl ở R6C5</b>. Gạch bỏ hàng 6 và cột 5."},{"place":["F"],"cand":{"V":[[7,7]]},"text":"Fiona ở cầu tàu: R1C5, R1C6, R2C6 hoặc R2C7. Hàng 2 là của Eric và cột 5 là của Carl, nên <b>Fiona ở R1C6</b>. Gạch bỏ hàng 1 và cột 6."},{"place":["V"],"text":"Chỉ còn một ô, R7C7 trên xác tàu: <b>Vince</b> đã ở đó – một mình với Carl. <b>Carl là hung thủ!</b>"},{"final":true,"text":"Vụ án khép lại: Vince ở một mình với Carl ở xác tàu."}],"solver":{"rules":[],"groups":{"Surface":["Dive Boat","Jetty"],"Underwater":["Reef","Open Water","Wreck"]},"occupiable":["bench"]},"verification":{"tool":"tools/murdoku_solver.py","unique":true,"guessFree":true,"checked":"2026-09-14"}}