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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 K8a7 win in 3 half-moves
3 K6a7 win in 5 half-moves
4 Kb8 draw
5 Ra7 draw
6 Rb2 draw
7 Rb6 draw
8 Rb8 draw
9 Rf7 draw
10 Rg7 draw
11 Rh7 draw
12 Ka5 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves