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