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 Kcb7 win in 9 half-moves
3 Kb6 win in 11 half-moves
4 Ka5 draw
5 Ka7 draw
6 Kab7 draw
7 Kc7 draw
8 Kd7 draw
9 Kd8 draw
10 Ra8 draw
11 Rb5 draw
12 Rb6 draw
13 Rb7 draw
14 Kb5 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