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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 Rb7 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb6 draw
5 Rb2 draw
6 Rb3 draw
7 Rb4 draw
8 Rb5 draw
9 Rc1 loss in 6 half-moves
10 Kb4 loss in 4 half-moves
11 Kb5 loss in 4 half-moves
12 Ra1 loss in 4 half-moves
13 Rd1 loss in 4 half-moves
14 Rf1 loss in 4 half-moves
15 Rb6 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Re1 loss in 1 half-moves