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 Ra6 win in 5 half-moves
3 Ka7 draw
4 Ka8 draw
5 Kbb7 draw
6 Kbc7 draw
7 Kc8 draw
8 Kd7 draw
9 Kb5 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kcb7 loss in 2 half-moves
12 Kcc7 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb7 loss in 2 half-moves