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 Kc4 draw
3 Rf2 draw
4 Rf3 draw
5 Rf4 draw
6 Rf6 draw
7 Rh5 draw
8 Kb4 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves