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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rb4 win in 3 half-moves
3 Rb5 win in 3 half-moves
4 Rb1 draw
5 Rb2 draw
6 Rb8 draw
7 Ke3 loss in 2 half-moves
8 Ke4 loss in 2 half-moves
9 Ke5 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rb6 loss in 1 half-moves
20 Rc7 loss in 1 half-moves
21 Re7 loss in 1 half-moves
22 Rg7 loss in 1 half-moves