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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 K1c1 draw
3 K1e1 draw
4 K2c1 draw
5 K2c2 draw
6 K2e1 draw
7 K2e2 draw
8 Kc3 draw
9 Kd3 draw
10 Ke3 draw
11 Ra2 draw
12 Ra6 draw
13 Rb1 draw
14 K1c2 loss in 2 half-moves
15 K1e2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Ra8 loss in 2 half-moves