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 Ka4 draw
3 Kb4 draw
4 Kb5 draw
5 Ra4 draw
6 Rb4 draw
7 Ka6 loss in 4 half-moves
8 Rc1 loss in 4 half-moves
9 Rc3 loss in 4 half-moves
10 Rh4 loss in 4 half-moves
11 Kb6 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 Rc8 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rc2 loss in 1 half-moves