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

EGTB: win in 8 half-moves

# move score
1 Ka4 win in 7 half-moves
2 Ka6 draw
3 Kb6 draw
4 Kc5 draw
5 Kc6 draw
6 Kd6 draw
7 Ke6 draw
8 Rb6 draw
9 Rb7 draw
10 Rb8 draw
11 Kb4 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves