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 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd1 draw
8 Kd2 draw
9 Ke2 draw
10 Kf1 draw
11 Kf2 draw
12 Rb1 draw
13 Rb3 draw
14 Rb4 draw
15 Rb6 draw
16 Rb8 draw
17 Rc2 draw
18 Rh2 draw
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rd2 loss in 2 half-moves
25 Re2 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rg2 loss in 2 half-moves