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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Kb1 draw
4 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Kd1 draw
8 Kd2 draw
9 Kd3 draw
10 Kd7 draw
11 Kd8 draw
12 Ke7 draw
13 Kf7 draw
14 Kf8 draw
15 Ra2 draw
16 Rb1 draw
17 Rb3 draw
18 Rb5 draw
19 Rb6 draw
20 Rb4 loss in 1 half-moves