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 Ka4 draw
4 Ka5 draw
5 Kb3 draw
6 Kb5 draw
7 Kc3 draw
8 Kc4 draw
9 Kc5 draw
10 Rc4 draw
11 Rd4 draw
12 Rf1 draw
13 Rf2 draw
14 Rf3 draw
15 Rf5 draw
16 Rf6 draw
17 Rf7 draw
18 Rh4 draw
19 Re4 loss in 2 half-moves
20 Rf8 loss in 2 half-moves