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 Rd3 draw
3 Re3 draw
4 Rb7 loss in 4 half-moves
5 Rb8 loss in 4 half-moves
6 Kg7 loss in 2 half-moves
7 Kg8 loss in 2 half-moves
8 Kh7 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rf3 loss in 1 half-moves
17 Rh3 loss in 1 half-moves