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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rb7 win in 1 half-moves
3 Rc4 win in 1 half-moves
4 Rc8 win in 1 half-moves
5 Ra3 loss in 4 half-moves
6 Rb1 loss in 2 half-moves
7 Rb2 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rb6 loss in 2 half-moves
10 Rb8 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rh3 loss in 2 half-moves