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 Kb3 win in 7 half-moves
3 Kb1 draw
4 Kc1 draw
5 Kc3 draw
6 Kcd1 draw
7 Kcd2 draw
8 Kd3 draw
9 Ke2 draw
10 Ked1 draw
11 Ked2 draw
12 Kf1 draw
13 Kf2 draw
14 Ra2 draw
15 Rb1 draw
16 Rb3 draw
17 Rb4 draw
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves