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

EGTB: win in 4 half-moves

# move score
1 Rf2 win in 3 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Rf3 draw
7 Rf7 draw
8 Rf8 draw
9 Kd1 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Kee2 loss in 2 half-moves
12 Kef2 loss in 2 half-moves
13 Kfe2 loss in 2 half-moves
14 Kff2 loss in 2 half-moves
15 Kg1 loss in 2 half-moves
16 Kg2 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves