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

EGTB: loss in 9 half-moves

# move score
1 Ra2 loss in 8 half-moves
2 Ra8 loss in 4 half-moves
3 Ka2 loss in 2 half-moves
4 Kb1 loss in 2 half-moves
5 Kb2 loss in 2 half-moves
6 Ra3 loss in 2 half-moves
7 Ra4 loss in 2 half-moves
8 Ra5 loss in 2 half-moves
9 Ra6 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rg7 loss in 2 half-moves
13 Rd7 loss in 1 half-moves
14 Re7 loss in 1 half-moves
15 Rf7 loss in 1 half-moves
16 Rh7 loss in 1 half-moves