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[daj95376]

Code: Select all

 +-----------------------+
 | . 7 . | 2 . . | . . 4 |
 | 3 . . | . 4 5 | 9 . 1 |
 | . . 4 | . 9 . | . . . |
 |-------+-------+-------|
 | 9 . . | 1 . 2 | 4 . 7 |
 | . 1 5 | . 7 . | . . 9 |
 | . 4 . | 5 . . | . . . |
 |-------+-------+-------|
 | . 3 . | 7 . . | 1 . . |
 | . . . | . . . | . . 3 |
 | 6 9 . | 3 5 . | . 4 . |
 +-----------------------+


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[Leren]

1. Skyscraper 5 R17 => -5 r3c9, r8c7;

2. W-Wing (8-5) r1c1, r8c2 + 8 C8 => -5 r3c2, r8c1; stte

Alternative single step

Leren

[Marty R.]

1. Skyscraper 5 R17 => -5 r3c9, r8c7;

2. W-Wing (8-5) r1c1, r8c2 + 8 C8 => -5 r3c2, r8c1; stte

Alternative single step

Leren

Same. Step 2 can also be played as an M-Wing on 58.