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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rc1 draw
3 Rd1 draw
4 Re1 draw
5 Rf4 draw
6 Rf6 draw
7 Ka2 loss in 2 half-moves
8 Kb1 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Rf3 loss in 2 half-moves
11 Rf5 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rf2 loss in 1 half-moves
16 Rg1 loss in 1 half-moves