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

EGTB: win in 4 half-moves

# move score
1 Ke2 win in 3 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kd2 draw
5 Ke1 draw
6 Kg1 draw
7 Re1 draw
8 Rf2 draw
9 Rf3 draw
10 Rf5 draw
11 Rf6 draw
12 Kg2 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg1 loss in 2 half-moves