Original: In 1787, Bligh took command of the Bounty. In order to win a premium offered by the Royal Society of Arts, he first sailed to Tahiti to obtain breadfruit trees, then set course for the Caribbean, where breadfruit was wanted for experiments to see whether it would be a successful food crop for slaves there.
Simplified: In 1787 Bligh became leader of a small expedition to be sent to Tahiti to get breadfruit trees.