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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 5 half-moves
3 Kb6 win in 5 half-moves
4 Rb1 win in 11 half-moves
5 Ka4 win in 15 half-moves
6 Ka6 win in 15 half-moves
7 Ra1 win in 15 half-moves
8 Rc2 win in 15 half-moves
9 Ke2 win in 17 half-moves
10 Kf1 win in 23 half-moves
11 Rc4 win in 25 half-moves
12 Rc5 win in 25 half-moves
13 Rc6 win in 25 half-moves
14 Kf2 win in 29 half-moves
15 Kd1 draw
16 Kd2 draw
17 Rc3 draw
18 Rd1 draw
19 Rc7 loss in 2 half-moves
20 Rc8 loss in 2 half-moves