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

EGTB: win in 2 half-moves

# move score
1 Ra6 win in 1 half-moves
2 Kb5 win in 3 half-moves
3 Ka4 win in 9 half-moves
4 Ka5 win in 9 half-moves
5 Rb3 draw
6 Kb2 loss in 2 half-moves
7 Kbb3 loss in 2 half-moves
8 Kbc4 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kcb3 loss in 2 half-moves
12 Kcc4 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves