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 Ka3 draw
3 Kb3 draw
4 Ke5 draw
5 Rc1 draw
6 Rc2 draw
7 Rc3 draw
8 Rc4 draw
9 Rd5 draw
10 Re5 draw
11 Ka5 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Kf4 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rc6 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Rc8 loss in 2 half-moves