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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rd7 win in 1 half-moves
3 Rg7 win in 1 half-moves
4 Rh7 win in 1 half-moves
5 Rb5 draw
6 Rb6 draw
7 Ka5 loss in 2 half-moves
8 Ka7 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Kb5 loss in 1 half-moves
18 Kb6 loss in 1 half-moves