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

EGTB: win in 8 half-moves

# move score
1 Ka6 win in 7 half-moves
2 Kc6 win in 7 half-moves
3 Rc6 win in 7 half-moves
4 Ka4 draw
5 Kab4 draw
6 Kab5 draw
7 Kab6 draw
8 Kc4 draw
9 Ra7 draw
10 Rc8 draw
11 Rh7 draw
12 Kcb4 loss in 2 half-moves
13 Kcb5 loss in 2 half-moves
14 Kcb6 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves