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 Kc5 loss in 10 half-moves
4 Ra1 loss in 8 half-moves
5 Rc1 loss in 8 half-moves
6 Ka5 loss in 6 half-moves
7 Kb4 loss in 4 half-moves
8 Ka4 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Kb6 loss in 1 half-moves