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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rd6 win in 1 half-moves
3 Ra6 draw
4 Rc6 draw
5 Re6 draw
6 Rf6 draw
7 Rg2 draw
8 Rg3 draw
9 Rg7 draw
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 Rg4 loss in 1 half-moves