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 Kbc4 win in 3 half-moves
3 Kd4 win in 3 half-moves
4 Kdc4 win in 3 half-moves
5 Ra5 win in 5 half-moves
6 Rg2 win in 5 half-moves
7 Rg3 win in 5 half-moves
8 Rg4 win in 5 half-moves
9 Ka2 draw
10 Ka3 draw
11 Ka4 draw
12 Kb2 draw
13 Kbc2 draw
14 Kbc3 draw
15 Kd2 draw
16 Kdc2 draw
17 Kdc3 draw
18 Ke2 draw
19 Ke3 draw
20 Ke4 draw
21 Rb5 draw
22 Rf5 draw
23 Rg1 draw
24 Rg6 draw
25 Rh5 draw
26 Rc5 loss in 2 half-moves
27 Rd5 loss in 2 half-moves
28 Re5 loss in 2 half-moves
29 Rg7 loss in 2 half-moves
30 Rg8 loss in 2 half-moves