question: What effect does cloud coverage have on the amount of solar energy available ?
answer: clouds block incoming light from the sun and reduce the light available for solar cells
turker_answer: Cloud coverage is when clouds block incoming light from the sun and reduce the light available for solar cells , lessening the amount of solar energy available .
rule-based: Cloud coverage has clouds block incoming light from the sun and reduce the light available for solar cells on the amount of solar energy available .