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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kg7 draw
6 Kg8 draw
7 Kh7 draw
8 Ra4 draw
9 Rb5 draw
10 Rb6 draw
11 Rb7 draw
12 Rb8 draw
13 Rc4 draw
14 Rd4 draw
15 Rh4 draw
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves