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

EGTB: win in 10 half-moves

# move score
1 Rb3 win in 9 half-moves
2 K3c3 draw
3 K4c3 draw
4 K4c4 draw
5 Kc5 draw
6 Ra4 draw
7 Ra6 draw
8 Rc3 draw
9 K3c4 loss in 2 half-moves
10 K3e3 loss in 2 half-moves
11 K3e4 loss in 2 half-moves
12 K4e3 loss in 2 half-moves
13 K4e4 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Ra8 loss in 2 half-moves