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 3 half-moves
3 Kc7 win in 3 half-moves
4 Kc8 win in 3 half-moves
5 Rb1 win in 3 half-moves
6 Rc7 win in 5 half-moves
7 Rc8 win in 5 half-moves
8 Ka3 draw
9 Ka5 draw
10 Ka7 draw
11 Ka8 draw
12 Kb3 draw
13 Kb7 draw
14 Ra1 draw
15 Rc2 draw
16 Rc6 draw
17 Rd1 draw
18 Re1 draw
19 Rf1 draw
20 Rc3 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves