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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Rc5 win in 5 half-moves
3 Rc6 win in 5 half-moves
4 Rc7 win in 5 half-moves
5 Ka5 draw
6 Ka7 draw
7 Kb6 draw
8 Kb7 draw
9 Kd2 draw
10 Ke2 draw
11 Rc2 draw
12 Rc4 draw
13 Rc8 draw
14 Kc4 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Kc2 loss in 1 half-moves