Complex sentence: Extremely Severe Cyclonic Storm Chapala was the strongest tropical cyclone on record to hit Yemen, it formed in late October, 2015 and made landfall on November 3 as a very severe cyclonic storm.
Split into simpler sentences: Extremely Severe Cyclonic Storm Chapala was the strongest tropical cyclone on record to hit Yemen. Chapala formed in late October, 2015 and made landfall on November 3 as a very severe cyclonic storm.