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

EGTB: win in 4 half-moves

# move score
1 Kd1 win in 3 half-moves
2 Kd2 win in 3 half-moves
3 Ke2 win in 3 half-moves
4 Kf2 win in 3 half-moves
5 Rc2 win in 3 half-moves
6 Rd1 win in 3 half-moves
7 Kf1 win in 5 half-moves
8 Ra1 draw
9 Rb1 draw
10 Rc3 draw
11 Rc4 draw
12 Rc5 draw
13 Rc6 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves