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

EGTB: loss in 3 half-moves

# move score
1 Kb7 loss in 2 half-moves
2 Kb8 loss in 2 half-moves
3 Kc7 loss in 2 half-moves
4 Kd7 loss in 2 half-moves
5 Kd8 loss in 2 half-moves
6 Ra4 loss in 2 half-moves
7 Rb4 loss in 2 half-moves
8 Rc4 loss in 2 half-moves
9 Rd4 loss in 2 half-moves
10 Re1 loss in 2 half-moves
11 Re3 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Re6 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Re2 loss in 1 half-moves
18 Rg4 loss in 1 half-moves
19 Rh4 loss in 1 half-moves