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 Kaa2 win in 3 half-moves
3 Kaa4 win in 3 half-moves
4 Kab2 win in 3 half-moves
5 Kba2 win in 3 half-moves
6 Kba4 win in 3 half-moves
7 Kbb2 win in 3 half-moves
8 Kc2 win in 3 half-moves
9 Kc3 win in 3 half-moves
10 Ra4 win in 3 half-moves
11 Rc4 win in 3 half-moves
12 Rd4 win in 3 half-moves
13 Kc4 win in 5 half-moves
14 Rb5 draw
15 Rb6 draw
16 Rb7 draw
17 Rb8 draw
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves