sentence1: on the other hand , math-w-6-1-0-93 and math-w-6-1-0-96 both happen in the interval math-w-6-1-0-103 .
sentence2: on the other hand , math-w-6-1-0-93 and math-w-6-1-0-96 both happen in the interval math-w-6-1-0-103 but they form an overlap relation .