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 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kg1 draw
6 Kg3 draw
7 Kh1 draw
8 Kh2 draw
9 Kh3 draw
10 Rb3 draw
11 Rc1 draw
12 Rc2 draw
13 Rc4 draw
14 Rc5 draw
15 Rc6 draw
16 Rd3 draw
17 Rh3 draw
18 Rc7 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rg3 loss in 2 half-moves