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

EGTB: win in 2 half-moves

# move score
1 Re2 win in 1 half-moves
2 Kb1 loss in 4 half-moves
3 Kc1 loss in 4 half-moves
4 Kd1 loss in 4 half-moves
5 Kb2 loss in 2 half-moves
6 Kb3 loss in 2 half-moves
7 Kc3 loss in 2 half-moves
8 Kd2 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Rd2 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rg3 loss in 2 half-moves
14 Rg4 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rg8 loss in 1 half-moves