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 Rb6 win in 1 half-moves
3 Rb7 win in 1 half-moves
4 Rd8 win in 1 half-moves
5 Ka1 loss in 2 half-moves
6 Ka3 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rb3 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Rh8 loss in 2 half-moves
16 Kb1 loss in 1 half-moves
17 Kb2 loss in 1 half-moves
18 Rb1 loss in 1 half-moves
19 Rb2 loss in 1 half-moves