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 Re3 win in 1 half-moves
3 Ka1 draw
4 Ka2 draw
5 Kb1 draw
6 Kb3 draw
7 Kc1 draw
8 Kc2 draw
9 Kc3 draw
10 Ra1 draw
11 Ra2 draw
12 Ra5 draw
13 Ra6 draw
14 Ra7 draw
15 Rb3 draw
16 Rd3 draw
17 Rf3 draw
18 Rg3 draw
19 Rh3 draw
20 Ra8 loss in 2 half-moves
21 Rc3 loss in 2 half-moves