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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ka2 draw
3 Ka4 draw
4 Ka6 draw
5 Ka8 draw
6 Kb2 draw
7 Kb3 draw
8 Kb4 draw
9 Kb6 draw
10 Kb7 draw
11 Kb8 draw
12 Rb5 draw
13 Rc5 draw
14 Rd5 draw
15 Re5 draw
16 Rf5 draw
17 Ra6 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves