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

EGTB: win in 2 half-moves

# move score
1 Rg5 win in 1 half-moves
2 Kb5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Kcc6 win in 3 half-moves
5 Kdc6 win in 3 half-moves
6 Ke6 win in 3 half-moves
7 Re5 win in 3 half-moves
8 Rf5 win in 7 half-moves
9 Rh5 win in 7 half-moves
10 Kc7 draw
11 Kd7 draw
12 Ke5 draw
13 Ke7 draw
14 Kb4 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rd4 loss in 2 half-moves