Complex sentence: The inaugural race meeting held in 1840 was organised by the Nuwara Eliya Gymkhana Club and these meetings carried on intermittently until 1900 when the current race course was laid out.
Split into simpler sentences: The inaugural race meeting at Nuwara Eliya was held in 1840 and was organised by the Nuwara Eliya Gymkhana Club. These meetings carried on intermittently until 1900 when the current race course was laid out.