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

EGTB: loss in 5 half-moves

# move score
1 Rf6 loss in 4 half-moves
2 Rf7 loss in 4 half-moves
3 Rf8 loss in 4 half-moves
4 Ka7 loss in 2 half-moves
5 Ka8 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kc7 loss in 2 half-moves
8 Kc8 loss in 2 half-moves
9 Rf2 loss in 2 half-moves
10 Rf4 loss in 2 half-moves
11 Rf5 loss in 2 half-moves
12 Rg3 loss in 2 half-moves
13 Rh3 loss in 2 half-moves
14 Ra3 loss in 1 half-moves
15 Rb3 loss in 1 half-moves
16 Rc3 loss in 1 half-moves
17 Rd3 loss in 1 half-moves
18 Re3 loss in 1 half-moves
19 Rf1 loss in 1 half-moves