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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Kc2 draw
4 Rb1 draw
5 Rc5 draw
6 Rc6 draw
7 Rc7 draw
8 Kd2 loss in 2 half-moves
9 Ke1 loss in 2 half-moves
10 Ke2 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rc8 loss in 2 half-moves