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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc3 draw
3 Kc4 draw
4 Kd2 draw
5 Kd4 draw
6 Ke2 draw
7 Ke3 draw
8 Ke4 draw
9 Kh5 draw
10 Kh7 draw
11 Ra1 draw
12 Ra2 draw
13 Ra4 draw
14 Ra5 draw
15 Rc3 draw
16 Kc2 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Kg6 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves