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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kaa6 draw
3 Kaa8 draw
4 Kab8 draw
5 Kbb8 draw
6 Rb8 draw
7 Rd8 draw
8 Re8 draw
9 Rf1 draw
10 Rf2 draw
11 Rf7 draw
12 Rg8 draw
13 Rh8 draw
14 Kba6 loss in 2 half-moves
15 Kba8 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Kab6 loss in 1 half-moves
20 Kbb6 loss in 1 half-moves
21 Ra8 loss in 1 half-moves
22 Rc8 loss in 1 half-moves
23 Rf3 loss in 1 half-moves
24 Rf5 loss in 1 half-moves
25 Rf6 loss in 1 half-moves