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 Rc1 win in 1 half-moves
3 Ra1 draw
4 Rb6 draw
5 Rb7 draw
6 Rb8 draw
7 Rd1 draw
8 Re1 draw
9 Rf1 draw
10 Rg1 draw
11 Rh1 draw
12 Ka1 loss in 2 half-moves
13 Ka3 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb5 loss in 2 half-moves