Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kc4 win in 3 half-moves
2 Kd4 win in 3 half-moves
3 Rb3 win in 13 half-moves
4 Rb1 draw
5 Rb7 draw
6 Rb8 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Ka2 loss in 2 half-moves
11 Ka4 loss in 2 half-moves
12 Kab2 loss in 2 half-moves
13 Kab3 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kcb2 loss in 2 half-moves
16 Kcb3 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re4 loss in 2 half-moves