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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Ra3 win in 5 half-moves
3 Ka3 draw
4 Kaa1 draw
5 Kab2 draw
6 Kb3 draw
7 Kba1 draw
8 Kbb2 draw
9 Kc1 draw
10 Kc2 draw
11 Rc3 draw
12 Rg3 draw
13 Rh1 draw
14 Rh2 draw
15 Rh4 draw
16 Rh8 draw
17 Rd3 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rh5 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rh7 loss in 2 half-moves