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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Ka3 draw
3 Ka5 draw
4 Kb3 draw
5 Kb4 draw
6 Rb4 draw
7 Rc2 draw
8 Rc3 draw
9 Rc8 draw
10 Rh4 draw
11 Kb5 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rc1 loss in 1 half-moves