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

EGTB: win in 2 half-moves

# move score
1 Re4 win in 1 half-moves
2 Ka7 loss in 2 half-moves
3 Kb7 loss in 2 half-moves
4 Kb8 loss in 2 half-moves
5 Ra3 loss in 2 half-moves
6 Rb3 loss in 2 half-moves
7 Rc3 loss in 2 half-moves
8 Re2 loss in 2 half-moves
9 Re5 loss in 2 half-moves
10 Re6 loss in 2 half-moves
11 Re7 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf3 loss in 2 half-moves
14 Rh3 loss in 2 half-moves
15 Rd3 loss in 1 half-moves
16 Re1 loss in 1 half-moves
17 Rg3 loss in 1 half-moves