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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kd7 win in 3 half-moves
3 Rb5 draw
4 Rb8 draw
5 Rg7 draw
6 Rh7 draw
7 Ka7 loss in 2 half-moves
8 Kab8 loss in 2 half-moves
9 Kcb8 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves