Question: At what time was Secunderabad an important sport center?
Sentence: During British rule, Secunderabad became a well-known sporting centre and many race courses, parade grounds and polo fields were built.:18 Many elite clubs formed by the Nizams and the British such as the Secunderabad Club, the Nizam Club and the Hyderabad Race Club, which is known for its horse racing especially the annual Deccan derby, still exist.
Answer in sentence: yes