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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Re1 win in 1 half-moves
3 Rb6 win in 3 half-moves
4 Rb7 win in 3 half-moves
5 K2b2 draw
6 K2b3 draw
7 K3b2 draw
8 K3b3 draw
9 Ka1 draw
10 Ka4 draw
11 Kb4 draw
12 Ra1 draw
13 Rb5 draw
14 Rc1 draw
15 Rd1 draw
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves