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 Ka5 draw
3 Kb5 draw
4 Ke3 draw
5 Rc4 draw
6 Rc5 draw
7 Rc6 draw
8 Rc7 draw
9 Rc8 draw
10 Rd3 draw
11 Re3 draw
12 Ka3 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Kg3 loss in 2 half-moves
20 Kg4 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rc2 loss in 2 half-moves