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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb3 draw
6 Kc3 draw
7 Kc4 draw
8 Rc4 draw
9 Rg1 draw
10 Rg2 draw
11 Rg3 draw
12 Rg5 draw
13 Rg6 draw
14 Kb5 loss in 2 half-moves
15 Kc5 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 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves