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 Kb3 draw
3 Kb4 draw
4 Kb5 draw
5 Kc3 draw
6 Kc5 draw
7 Kd3 draw
8 Kd4 draw
9 Kd5 draw
10 Rb3 draw
11 Rc3 draw
12 Re2 draw
13 Re4 draw
14 Re5 draw
15 Re6 draw
16 Re7 draw
17 Re8 draw
18 Rf3 draw
19 Rg3 draw
20 Rd3 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rh3 loss in 2 half-moves