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 Re8 draw
3 Rh1 draw
4 Rh8 draw
5 Ra1 loss in 2 half-moves
6 Ra8 loss in 2 half-moves
7 Rb1 loss in 2 half-moves
8 Rb8 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Rd1 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves