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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd5 draw
8 Kd6 draw
9 Kg3 draw
10 Kg4 draw
11 Kh3 draw
12 Rb4 draw
13 Rc4 draw
14 Rd4 draw
15 Re1 draw
16 Re2 draw
17 Re3 draw
18 Kd7 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Kh5 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves