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 Kc2 draw
3 Kc3 draw
4 Kd3 draw
5 Ke1 draw
6 Ke2 draw
7 Ke3 draw
8 Rd4 draw
9 Re1 draw
10 Re2 draw
11 Re3 draw
12 Re6 draw
13 Rg4 draw
14 Rh4 draw
15 Kc1 loss in 8 half-moves
16 Kd1 loss in 8 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Re8 loss in 2 half-moves