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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Ka3 draw
5 Kb3 draw
6 Kc1 draw
7 Kc2 draw
8 Kc3 draw
9 Ra1 draw
10 Rg1 draw
11 Rh1 draw
12 Rc1 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re1 loss in 2 half-moves