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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Re6 win in 3 half-moves
3 Rh6 win in 3 half-moves
4 Ka3 win in 5 half-moves
5 Ka5 win in 5 half-moves
6 Kb5 win in 5 half-moves
7 Ra6 win in 5 half-moves
8 Rb5 loss in 4 half-moves
9 Rb7 loss in 4 half-moves
10 Rb8 loss in 4 half-moves
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg6 loss in 2 half-moves