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