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

EGTB: win in 2 half-moves

# move score
1 a2 win in 1 half-moves
2 Kg3 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Rf4 win in 1 half-moves
5 Kh3 loss in 2 half-moves
6 Kh5 loss in 2 half-moves
7 Ra4 loss in 2 half-moves
8 Rb1 loss in 2 half-moves
9 Rb3 loss in 2 half-moves
10 Rb5 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Kg4 loss in 1 half-moves
16 Kg5 loss in 1 half-moves
17 Rb2 loss in 1 half-moves
18 Rb6 loss in 1 half-moves
19 Rg4 loss in 1 half-moves