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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 K2b3 draw
3 K2d2 draw
4 K2d3 draw
5 K3b3 draw
6 K3d2 draw
7 K3d3 draw
8 Kb1 draw
9 Kb4 draw
10 Kc1 draw
11 Kc4 draw
12 Kd1 draw
13 Kd4 draw
14 Ra2 draw
15 Rb1 draw
16 Rb3 draw
17 Rb4 draw
18 Rb5 draw
19 Rb6 draw
20 Rb7 loss in 1 half-moves