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 Kc4 win in 3 half-moves
3 Rc4 win in 3 half-moves
4 Ra5 win in 7 half-moves
5 Ka1 draw
6 Ka2 draw
7 Ka3 draw
8 Kb1 draw
9 Kbb3 draw
10 Kbc2 draw
11 Kc1 draw
12 Kcb3 draw
13 Kcc2 draw
14 Kd2 draw
15 Kd3 draw
16 Kd4 draw
17 Rb5 draw
18 Rc6 draw
19 Rg5 draw
20 Rc7 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd5 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Rf5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves