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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb3 win in 3 half-moves
3 Rb4 win in 3 half-moves
4 Rb2 loss in 4 half-moves
5 Rh5 loss in 4 half-moves
6 Nc1 loss in 2 half-moves
7 Nc3 loss in 2 half-moves
8 Nd4 loss in 2 half-moves
9 Nf4 loss in 2 half-moves
10 Ng1 loss in 2 half-moves
11 Ng3 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Ra5 loss in 1 half-moves
20 Rb8 loss in 1 half-moves