Complex sentence: Gonzalo formed from a tropical wave on October 12, while located east of the Lesser Antilles, and made landfall on Antigua, Saint Martin, and Anguilla as a Category 1 hurricane, causing damage on those and nearby islands.
Split into simpler sentences: Gonzalo formed from a tropical wave on October 12, while located east of the Lesser Antilles. It made landfall on Antigua, Saint Martin, and Anguilla as a Category 1 hurricane, causing damage on those and nearby islands.