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 Rf5 draw
4 Rf6 draw
5 Rg4 draw
6 Ka7 loss in 2 half-moves
7 Ka8 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf1 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Ra4 loss in 1 half-moves
19 Rc4 loss in 1 half-moves