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 Ka2 draw
3 Kb2 draw
4 Rb1 draw
5 Rb5 draw
6 Rc4 draw
7 Rg4 draw
8 Rh4 draw
9 Rb6 loss in 24 half-moves
10 Kb1 loss in 12 half-moves
11 Ra4 loss in 12 half-moves
12 Rb2 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves