Complex sentence: The home side levelled the series with their first Test victory in the third match of the series, played in British Guiana and Headley became the first West Indian and only the fifth cricketer to score two separate hundreds in a Test match.
Split into simpler sentences: The home side levelled the series with their first ever Test victory in the third match of the series, played in British Guiana. In this match Headley became the first West Indian, and only the fifth cricketer of any nation, to score two separate hundreds in a Test match.