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

EGTB: win in 6 half-moves

# move score
1 Ra3 win in 5 half-moves
2 Rc3 win in 5 half-moves
3 Kaa7 draw
4 Kab7 draw
5 Kba7 draw
6 Kbb7 draw
7 Kc7 draw
8 Kc8 draw
9 Rb3 draw
10 Rd3 draw
11 Re3 draw
12 Rf1 draw
13 Rf2 draw
14 Rf4 draw
15 Rf5 draw
16 Rf6 draw
17 Rf7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rh3 loss in 2 half-moves