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

EGTB: win in 2 half-moves

# move score
1 Rf6 win in 1 half-moves
2 Rh3 win in 1 half-moves
3 K7b7 draw
4 K8b7 draw
5 K8b8 draw
6 Ra3 draw
7 Rb3 draw
8 Rc3 draw
9 Rd3 draw
10 Re3 draw
11 Rf1 draw
12 Rf2 draw
13 Rf4 draw
14 Rf7 draw
15 Rf8 draw
16 K7b8 loss in 2 half-moves
17 Ka6 loss in 2 half-moves
18 Kb6 loss in 2 half-moves
19 Rf5 loss in 1 half-moves
20 Rg3 loss in 1 half-moves