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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 g7 draw
3 Nc2 draw
4 Ra1 draw
5 Rc3 draw
6 Rc4 draw
7 Rc5 draw
8 Rc7 draw
9 Rf1 draw
10 Rg1 draw
11 Nb1 loss in 2 half-moves
12 Nb5 loss in 2 half-moves
13 Nc4 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves