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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kc1 draw
6 Kc2 draw
7 Ra3 draw
8 Rb2 draw
9 Rb5 draw
10 Rb6 draw
11 Rc3 draw
12 Rg3 draw
13 Rh3 draw
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rf3 loss in 2 half-moves