'Big Boss' (Jockey G SaiVamshi up) trained by L D'Silva won the Raja R J K Ranga Rao Zamindar of Chikkavaram Memorial Cup (about) 1400 Metres for Category II horses the main event on the 25th day of the Hyderabad Monsoon Races held here today.
Trainers Laxman S, A'pam Sharma and L D'Silva and Jockey G SaiVamshi scored a double each.
Four first favourites obliged in a card of seven events.
