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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rg4 win in 1 half-moves
4 Ra4 draw
5 Rb7 draw
6 Rh4 loss in 8 half-moves
7 Ka7 loss in 2 half-moves
8 Rb2 loss in 2 half-moves
9 Rb3 loss in 2 half-moves
10 Rb5 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Kb7 loss in 1 half-moves
16 Kb8 loss in 1 half-moves
17 Rb8 loss in 1 half-moves