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 Ka4 draw
3 Ka5 draw
4 Kb4 draw
5 Kc4 draw
6 Rc1 draw
7 Rc3 draw
8 Rc4 draw
9 Rc6 draw
10 Rd5 draw
11 Re5 draw
12 Ka6 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves