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

EGTB: win in 2 half-moves

# move score
1 Ka5 win in 1 half-moves
2 Kc5 win in 1 half-moves
3 Re1 draw
4 Ka2 loss in 2 half-moves
5 Kaa4 loss in 2 half-moves
6 Kab3 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Kba4 loss in 2 half-moves
9 Kbb3 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Kb5 loss in 1 half-moves