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 Rc2 win in 1 half-moves
3 Rb7 draw
4 Rb8 draw
5 Re2 draw
6 Rf2 draw
7 Rg2 draw
8 Ka2 loss in 2 half-moves
9 Kb1 loss in 2 half-moves
10 Ra2 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rh2 loss in 2 half-moves