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

EGTB: win in 4 half-moves

# move score
1 Ka7 win in 3 half-moves
2 Kc7 win in 3 half-moves
3 Kcb7 win in 3 half-moves
4 Kd7 win in 3 half-moves
5 Kd8 win in 3 half-moves
6 Rb7 win in 3 half-moves
7 Kab7 draw
8 Rb1 draw
9 Rb5 draw
10 Rb6 draw
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves