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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kd1 win in 3 half-moves
4 Kd2 win in 3 half-moves
5 Rd1 win in 3 half-moves
6 Rc2 win in 5 half-moves
7 Ka1 draw
8 Ke2 draw
9 Kf1 draw
10 Kf2 draw
11 Rc7 draw
12 Rc8 draw
13 Ra1 loss in 4 half-moves
14 Ka3 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves