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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kf3 draw
3 Kf4 draw
4 Kg3 draw
5 Kh3 draw
6 Kh4 draw
7 Ra4 draw
8 Rc4 draw
9 Rd4 draw
10 Re1 draw
11 Re2 draw
12 Re3 draw
13 Re8 draw
14 Rf4 draw
15 Ka1 loss in 2 half-moves
16 Ka3 loss in 2 half-moves
17 Kb1 loss in 2 half-moves
18 Kb2 loss in 2 half-moves
19 Kb3 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kg5 loss in 2 half-moves
22 Kh5 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Re7 loss in 2 half-moves