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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Rb3 win in 5 half-moves
3 Kab3 win in 9 half-moves
4 Ka5 draw
5 Kab4 draw
6 Kcb3 draw
7 Kb2 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kcb4 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves