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

EGTB: win in 6 half-moves

# move score
1 Rb7 win in 5 half-moves
2 Rb8 win in 5 half-moves
3 Ra4 draw
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Rg4 draw
8 Rh4 draw
9 Kd6 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Kef7 loss in 2 half-moves
15 Kef8 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Kgf7 loss in 2 half-moves
19 Kgf8 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Kh8 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rc4 loss in 2 half-moves
25 Rd4 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rf4 loss in 2 half-moves