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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Kb2 win in 1 half-moves
3 Ra7 win in 1 half-moves
4 Rb8 win in 1 half-moves
5 Ka2 draw
6 Ra3 draw
7 Rd8 draw
8 Re8 draw
9 Rf8 draw
10 Ra2 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves