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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rb4 draw
3 Rb5 draw
4 Rb7 draw
5 Rb8 draw
6 Re1 draw
7 Rf1 draw
8 Rg1 draw
9 Rh1 draw
10 Ka4 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Kab4 loss in 2 half-moves
13 Kab5 loss in 2 half-moves
14 Kab6 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kcb4 loss in 2 half-moves
18 Kcb5 loss in 2 half-moves
19 Kcb6 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rb3 loss in 2 half-moves
26 Rc1 loss in 2 half-moves
27 Rd1 loss in 2 half-moves