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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd5 draw
8 Ke1 draw
9 Ke2 draw
10 Kf2 draw
11 Kg1 draw
12 Kg2 draw
13 Rb1 draw
14 Rc2 draw
15 Rc3 draw
16 Rc4 draw
17 Rc5 draw
18 Rd1 draw
19 Kd6 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Re1 loss in 2 half-moves