Practise: Sashimi Fish
This verified teaching position begins directly with a real Sashimi Fish pattern. Follow the chain, inspect the candidates and make the deduction before you continue.
You are at the verified key position. Use a hint to follow the chain link by link when you need support.
How to spot it
Find a digit with two possible cross-lines. One base line must show both positions. The other must show exactly one matching position and at least one fin, with that visible position and all fins in one box. If an additional base position appears, it is not this safe Sashimi pattern.
Put it to use
Where you will meet it
Expert grids are the only place this pattern regularly decides the solve. Bring your notes.
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Type the position into the solver and it walks the whole solution, naming the technique behind every step — including this one.
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