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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kb3 win in 3 half-moves
3 Kb4 win in 3 half-moves
4 Rb1 win in 3 half-moves
5 Ka2 draw
6 Ka4 draw
7 Ra2 draw
8 Rc1 draw
9 Rd1 draw
10 Re1 draw
11 Rf1 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rh1 loss in 2 half-moves