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

EGTB: win in 2 half-moves

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