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 Kb7 draw
3 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Kg1 draw
7 Kg2 draw
8 Kg3 draw
9 Kh1 draw
10 Kh3 draw
11 Ra8 draw
12 Rb2 draw
13 Rb4 draw
14 Rb5 draw
15 Rb6 draw
16 Rb7 draw
17 Rb3 loss in 1 half-moves