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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Kc6 win in 1 half-moves
3 Rc8 win in 1 half-moves
4 Rd8 win in 1 half-moves
5 Re8 win in 1 half-moves
6 Rg8 win in 1 half-moves
7 Ka4 loss in 2 half-moves
8 Ka5 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rh8 loss in 2 half-moves
16 Kb6 loss in 1 half-moves
17 Rb6 loss in 1 half-moves