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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Ke1 draw
6 Ke3 draw
7 Kf1 draw
8 Kf3 draw
9 Kg1 draw
10 Kg2 draw
11 Kg3 draw
12 Rb2 draw
13 Rc2 draw
14 Rd2 draw
15 Re1 draw
16 Re3 draw
17 Re4 draw
18 Re5 draw
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Re8 loss in 2 half-moves