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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kgg7 draw
3 Khg7 draw
4 Khh7 draw
5 Rd1 draw
6 Rd3 draw
7 Rd5 draw
8 Rd6 draw
9 Rd7 draw
10 Rd8 draw
11 Re4 draw
12 Rf4 draw
13 Rg4 draw
14 Rh4 draw
15 Kf7 loss in 2 half-moves
16 Kf8 loss in 2 half-moves
17 Kgh7 loss in 2 half-moves
18 Ra4 loss in 1 half-moves
19 Rc4 loss in 1 half-moves
20 Rd2 loss in 1 half-moves