question: How is sunlight converted into electricity ?
answer: either directly using photovoltaics ( PV ) , or indirectly using concentrated solar power ( CSP )
turker_answer: Sunlight is converted into electricity by either directly using photovoltaics ( PV ) , or indirectly using concentrated solar power ( CSP ) .
rule-based: Sunlight is converted into electricity by either directly using photovoltaics ( PV ) , or indirectly using concentrated solar power ( CSP .