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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb4 draw
3 Rb5 draw
4 Rb6 draw
5 Rb7 draw
6 Rb8 draw
7 Rd3 draw
8 Re3 draw
9 Rf3 draw
10 Rh3 draw
11 K7g8 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Kh6 loss in 2 half-moves
14 K7g7 loss in 1 half-moves
15 K8g7 loss in 1 half-moves
16 K8g8 loss in 1 half-moves
17 Ra3 loss in 1 half-moves
18 Rb1 loss in 1 half-moves
19 Rc3 loss in 1 half-moves
20 Rg3 loss in 1 half-moves