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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Ka5 draw
3 Kb4 draw
4 Kb5 draw
5 Rc4 draw
6 Rc5 draw
7 Rc7 draw
8 Rc8 draw
9 Rd3 draw
10 Re3 draw
11 Rf3 draw
12 Ka3 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rh3 loss in 2 half-moves