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 Rf7 win in 1 half-moves
3 Rh1 win in 1 half-moves
4 Rf5 draw
5 Rf6 draw
6 Kc1 loss in 2 half-moves
7 Kc2 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Kdd2 loss in 2 half-moves
10 Kde1 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ked2 loss in 2 half-moves
13 Kee1 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg1 loss in 2 half-moves