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Points. An X-Wing is a size 2 Basic Fish with 2 truths and 2 links that are either rows or columns. See also Basic Fish, X-Wings, Swordfish, Jellyfish, and Greatfish.



X-Wing Pattern. The pattern to the right shows an X-Wing pattern made of two (red) truths in rows 3 and six. The candidates in the two rows see each other (linked green) in columns 3 and 6. The yellow candidates show all the locati ons where candidates can be eliminated. An X-Wing, link all basic fish, is rank 0.



X-Wing, Rows. A digit 4 X-Wing with truths in rows 2 and 4.

X-Wing, Columns. A digit 7 X-Wing with truths in columns 1 and 9.