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

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Rf6 win in 3 half-moves
3 Rf8 win in 3 half-moves
4 K6a7 draw
5 K6b7 draw
6 K8a7 draw
7 K8b7 draw
8 Ka5 draw
9 Kb5 draw
10 Kb6 draw
11 Kb8 draw
12 Rc3 draw
13 Rd3 draw
14 Re3 draw
15 Rf4 draw
16 Rf7 draw
17 Rg3 draw
18 Rh3 draw
19 Ra3 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves