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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kb3 win in 3 half-moves
3 Kb4 win in 3 half-moves
4 Ra7 win in 7 half-moves
5 Rb7 win in 13 half-moves
6 Ka2 draw
7 Ka4 draw
8 Ke7 draw
9 Rc5 draw
10 Kc6 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke8 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc8 loss in 2 half-moves