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Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kgg7 draw
3 Khg7 draw
4 Khh7 draw
5 Rd1 draw
6 Re2 draw
7 Re3 draw
8 Re5 draw
9 Re7 draw
10 Re8 draw
11 Rf1 draw
12 Rg1 draw
13 Rh1 draw
14 Kf7 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Kgh7 loss in 2 half-moves
17 Ra1 loss in 1 half-moves
18 Rc1 loss in 1 half-moves
19 Re4 loss in 1 half-moves
20 Re6 loss in 1 half-moves