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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 K5b6 win in 3 half-moves
3 K5d5 win in 3 half-moves
4 K5d6 win in 3 half-moves
5 K6d5 win in 3 half-moves
6 K6d6 win in 3 half-moves
7 Kb4 win in 3 half-moves
8 Kb7 win in 3 half-moves
9 Kc4 win in 3 half-moves
10 Kd7 win in 3 half-moves
11 Rb4 win in 3 half-moves
12 Rb6 win in 3 half-moves
13 Rb7 win in 3 half-moves
14 Rb8 win in 3 half-moves
15 Kc7 win in 5 half-moves
16 K6b6 draw
17 Ra5 draw
18 Kd4 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves