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

EGTB: win in 4 half-moves

# move score
1 a2 win in 3 half-moves
2 Kg4 win in 3 half-moves
3 Rc1 win in 3 half-moves
4 Rb1 win in 6 half-moves
5 Ra1 win in 7 half-moves
6 Kg2 draw
7 Re1 draw
8 Rg2 draw
9 Rh1 draw
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Kh4 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rf1 loss in 2 half-moves