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

EGTB: draw

# move score
1 Kb1 draw
2 Kb2 draw
3 Kb3 draw
4 Rb1 draw
5 Ka3 loss in 4 half-moves
6 Rc1 loss in 4 half-moves
7 Rd1 loss in 4 half-moves
8 Re1 loss in 4 half-moves
9 Rf1 loss in 4 half-moves
10 Rg1 loss in 2 half-moves
11 Rh1 loss in 2 half-moves