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 Kb1 draw
3 Kc1 draw
4 Kd1 draw
5 Kd2 draw
6 Ke1 draw
7 Ke2 draw
8 Kf2 draw
9 Kg1 draw
10 Kg2 draw
11 Ra2 draw
12 Rb1 draw
13 Rb3 draw
14 Kb3 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb8 loss in 2 half-moves