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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kd8 draw
7 Kf1 draw
8 Kf2 draw
9 Kg2 draw
10 Kh1 draw
11 Kh2 draw
12 Ra2 draw
13 Ra3 draw
14 Ra4 draw
15 Ra5 draw
16 Ra6 draw
17 Ra7 draw
18 Rc1 draw
19 Rd1 draw
20 Ke6 loss in 2 half-moves
21 Ke7 loss in 2 half-moves
22 Ke8 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Rf1 loss in 2 half-moves