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

EGTB: win in 4 half-moves

# move score
1 Rc3 win in 3 half-moves
2 Rd3 win in 3 half-moves
3 Kc1 draw
4 Kc2 draw
5 Kd2 draw
6 Kde2 draw
7 Ke1 draw
8 Ke3 draw
9 Kf2 draw
10 Kfe2 draw
11 Kg2 draw
12 Kg3 draw
13 Ra1 draw
14 Ra2 draw
15 Ra4 draw
16 Ra8 draw
17 Rb3 draw
18 Re3 draw
19 Ke4 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kg4 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra7 loss in 2 half-moves