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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Kaa4 draw
3 Kaa6 draw
4 Kab6 draw
5 Kba4 draw
6 Kba6 draw
7 Kbb6 draw
8 Kc4 draw
9 Kc5 draw
10 Kc6 draw
11 Ra4 draw
12 Rb1 draw
13 Rb2 draw
14 Rb3 draw
15 Rc4 draw
16 Rd4 draw
17 Re4 draw
18 Rf4 draw
19 Rg4 loss in 1 half-moves