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

EGTB: win in 6 half-moves

# move score
1 Rf1 win in 5 half-moves
2 Kd2 draw
3 Ke1 draw
4 Ke2 draw
5 Rd4 draw
6 Re4 draw
7 Rf5 draw
8 Rf6 draw
9 Rf7 draw
10 Rf8 draw
11 Rg4 draw
12 Rh4 draw
13 Kc1 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves