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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kb6 draw
3 Rf5 draw
4 Rh5 draw
5 Kb7 loss in 20 half-moves
6 Ka7 loss in 6 half-moves
7 Re5 loss in 4 half-moves
8 Kb5 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Ra2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Rg5 loss in 1 half-moves