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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Re7 win in 1 half-moves
3 Rb1 win in 3 half-moves
4 Rb2 win in 3 half-moves
5 Rb4 win in 3 half-moves
6 Rb8 win in 3 half-moves
7 Rg7 draw
8 Rh7 draw
9 K6b6 loss in 2 half-moves
10 K7b6 loss in 2 half-moves
11 Ka5 loss in 2 half-moves
12 Ka8 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 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