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 Kaa1 draw
3 Kaa3 draw
4 Kab3 draw
5 Kba1 draw
6 Kba3 draw
7 Kbb1 draw
8 Kbb3 draw
9 Ra5 draw
10 Rb4 draw
11 Rb6 draw
12 Rb7 draw
13 Rb8 draw
14 Rc5 draw
15 Rh5 draw
16 Kab1 loss in 2 half-moves
17 Kc1 loss in 2 half-moves
18 Kc2 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rg5 loss in 2 half-moves