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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ka3 draw
3 Ka4 draw
4 Kb2 draw
5 Kc2 draw
6 Ra4 draw
7 Rb5 draw
8 Rc4 draw
9 Re4 draw
10 Rg4 draw
11 Ka2 loss in 18 half-moves
12 Rb7 loss in 8 half-moves
13 Rb8 loss in 4 half-moves
14 Kc3 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rh4 loss in 1 half-moves