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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ra4 win in 1 half-moves
3 Rd5 win in 1 half-moves
4 Ka6 draw
5 Ka7 draw
6 Kb5 draw
7 Kb7 draw
8 Kc6 draw
9 Kc7 draw
10 Ra1 draw
11 Ra2 draw
12 Ra6 draw
13 Ra8 draw
14 Rc5 draw
15 Re5 draw
16 Rf5 draw
17 Rh5 draw
18 Kc5 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rg5 loss in 2 half-moves