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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Ka7 draw
4 Ka8 draw
5 Kbb7 draw
6 Kbc7 draw
7 Kcb7 draw
8 Kcc7 draw
9 Kd8 draw
10 Ra3 draw
11 Re3 draw
12 Rf4 draw
13 Rf5 draw
14 Rf6 draw
15 Rg3 draw
16 Rh3 draw
17 Kd7 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves