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 Kc2 draw
3 Kc4 draw
4 Kd2 draw
5 Kd4 draw
6 Ke2 draw
7 Ke4 draw
8 Ra2 draw
9 Ra4 draw
10 Rc3 draw
11 Ke3 loss in 10 half-moves
12 Kc3 loss in 8 half-moves
13 Ra1 loss in 6 half-moves
14 Ra5 loss in 6 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Ra6 loss in 1 half-moves