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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Rb4 win in 1 half-moves
5 Rb6 win in 1 half-moves
6 Ka2 draw
7 Kb1 draw
8 Kb2 draw
9 Kc4 draw
10 Kc5 draw
11 Kc6 draw
12 Kd4 draw
13 Kd6 draw
14 Ke4 draw
15 Ke5 draw
16 Ke6 draw
17 Ra5 draw
18 Rb7 draw
19 Rc5 draw
20 Rb8 loss in 1 half-moves