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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 Rb8 win in 1 half-moves
2 Ka3 draw
3 Ka5 draw
4 Kb4 draw
5 Rb1 draw
6 Rb2 draw
7 Rb7 draw
8 Ra3 loss in 8 half-moves
9 Kb5 loss in 4 half-moves
10 Rc3 loss in 4 half-moves
11 Rd3 loss in 4 half-moves
12 Re3 loss in 4 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves