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 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc2 draw
6 Kc3 draw
7 Kd2 draw
8 Ke2 draw
9 Ke3 draw
10 Ra3 draw
11 Rb2 draw
12 Rc3 draw
13 Kc4 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves