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 Rb8 win in 1 half-moves
3 Re1 win in 1 half-moves
4 Rb4 draw
5 Rc1 draw
6 Rd1 draw
7 Rf1 draw
8 Ka2 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rb5 loss in 1 half-moves