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 Rb3 draw
3 Rb5 draw
4 Rb6 draw
5 Rd7 draw
6 Rf7 draw
7 Rg7 draw
8 Rh7 draw
9 Ka1 loss in 2 half-moves
10 Ka3 loss in 2 half-moves
11 Kb1 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Re7 loss in 2 half-moves