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

EGTB: win in 4 half-moves

# move score
1 Kef3 win in 3 half-moves
2 Kgf3 draw
3 Rf7 draw
4 Rf8 draw
5 Kd1 loss in 2 half-moves
6 Kd2 loss in 2 half-moves
7 Kd3 loss in 2 half-moves
8 Ke1 loss in 2 half-moves
9 Ke3 loss in 2 half-moves
10 Kef1 loss in 2 half-moves
11 Kg1 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kgf1 loss in 2 half-moves
14 Kh1 loss in 2 half-moves
15 Kh2 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves