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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kh2 draw
5 Ra1 draw
6 Rc1 draw
7 Re1 draw
8 Rf2 draw
9 Rf6 draw
10 Rg1 draw
11 Rf7 loss in 8 half-moves
12 Rf3 loss in 4 half-moves
13 Rf5 loss in 4 half-moves
14 Rd1 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rf8 loss in 2 half-moves