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 Rc4 win in 1 half-moves
3 Ra1 draw
4 Ra2 draw
5 Rd4 draw
6 Rf4 draw
7 Rg4 draw
8 Rh4 draw
9 Ka5 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Re4 loss in 2 half-moves