Multi-Branch W-Wing
Multi-Branch W-Wing: Branches through cells with few candidates, ruling out candidates incompatible with every branch.
How it works on this board
Strong-link branches on 8 make 7 true in at least one bivalue cell
9
6
4
4
3
1
6
9
5
4
7
2
4
5
7
2
6
3
4
5
8
4
9
1
8
2
7
5
1
3
9
2
4
4
3
2
5
9
2
4
5
7
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