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