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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Rc2 win in 1 half-moves
3 Rd2 win in 1 half-moves
4 Re2 draw
5 Kb1 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Ra3 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Ra6 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rf2 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rh2 loss in 2 half-moves