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 Kc3 draw
4 Ke7 draw
5 Ke8 draw
6 Kg8 draw
7 Ra4 draw
8 Rb5 draw
9 Rb6 draw
10 Rb7 draw
11 Rb8 draw
12 Rc4 draw
13 Rd4 draw
14 Re4 draw
15 Rg4 draw
16 Ka2 loss in 2 half-moves
17 Ka4 loss in 2 half-moves
18 Kb2 loss in 2 half-moves
19 Kc2 loss in 2 half-moves
20 Kc4 loss in 2 half-moves
21 Kf7 loss in 1 half-moves
22 Kg7 loss in 1 half-moves
23 Rh4 loss in 1 half-moves