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

EGTB: win in 2 half-moves

# move score
1 Re7 win in 1 half-moves
2 Kb8 draw
3 Kc7 draw
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Rb8 draw
11 Rc7 draw
12 Rd7 draw
13 Rf7 draw
14 Rg7 draw
15 Rh7 draw
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ra7 loss in 2 half-moves