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 Ke1 draw
3 Ke2 draw
4 Ke3 draw
5 Kf1 draw
6 Kf3 draw
7 Kg1 draw
8 Kg2 draw
9 Kg3 draw
10 Re5 draw
11 Rf3 draw
12 Rf6 draw
13 Rf7 draw
14 Rf8 draw
15 Rg5 draw
16 Rh5 draw
17 Rd5 loss in 4 half-moves
18 Ra5 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rb5 loss in 1 half-moves