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

EGTB: win in 2 half-moves

# move score
1 Rg6 win in 1 half-moves
2 Kb8 win in 11 half-moves
3 Rf7 win in 11 half-moves
4 K6b6 win in 15 half-moves
5 K7b6 win in 15 half-moves
6 Rf5 win in 15 half-moves
7 Rf8 win in 15 half-moves
8 Rh6 win in 15 half-moves
9 Ka8 draw
10 Re6 draw
11 Rf1 draw
12 K6b7 loss in 2 half-moves
13 K7b7 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rf4 loss in 2 half-moves