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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Rb5 draw
4 Rb6 draw
5 Ra1 loss in 8 half-moves
6 Rg1 loss in 6 half-moves
7 Rh1 loss in 6 half-moves
8 Ka4 loss in 2 half-moves
9 Ka6 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Kb5 loss in 1 half-moves
19 Kb6 loss in 1 half-moves