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

EGTB: win in 2 half-moves

# move score
1 Re8 win in 1 half-moves
2 Rd8 win in 3 half-moves
3 Rf8 draw
4 Rg1 draw
5 Rg2 draw
6 Rg3 draw
7 Rg4 draw
8 Ka7 loss in 2 half-moves
9 Kab7 loss in 2 half-moves
10 Kab8 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kcb7 loss in 2 half-moves
13 Kcb8 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh8 loss in 2 half-moves