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

EGTB: win in 2 half-moves

# move score
1 Rd8 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Rc4 draw
7 Rc5 draw
8 Rc6 draw
9 Rc7 draw
10 Re8 draw
11 Rf8 draw
12 Rc1 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Rh8 loss in 2 half-moves
16 Rc3 loss in 1 half-moves