Task: Text Matching
Input (English): The general difference between Cech cohomology and sheaf cohomology is a motivation for the use of hypercoverings : these are more possible objects than the Cech nerve .
The general difference between Cech - Cohomology and Garben - Cohomology is a motivation for the use of hypercoverings : these are more possible objects than the cech - nerve .
Output (English): Paraphrase