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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Ra4 draw
8 Ra6 draw
9 Ra8 draw
10 Rb5 draw
11 Rc5 loss in 4 half-moves
12 Rd5 loss in 4 half-moves
13 Ra3 loss in 2 half-moves
14 Rf5 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rh5 loss in 2 half-moves
17 Re5 loss in 1 half-moves