Task: Text Simplification
Input (English): events of 1816 january – june known as the " year without a summer " in the northern hemisphere due to global cooling caused by the mount tambora volcanic eruption that had occurred in 1815.
Output (English): occurrences of 1816 january – june known as the " year without a summer " in the northern hemisphere due to global cooling caused by the mount tambora volcanic eruption that had happened in 1815.