input question: Combine facts and answer this: Mudvayne's single "Happy?" was the theme song of a PPV event that was held in what city????
output answer: Las Vegas

input question: Combine facts and answer this: Who helped to rebuild society after 70% of the Tutsi population were killed????
output answer: Pro-Femmes Twese Hamwe

input question: Combine facts and answer this: Denis O'Brien was a veteran of what conflict that led to the establishment of the Irish Free State????
output answer: Irish Civil War

input question: Combine facts and answer this: Alkalinity is the name given to the quantitative capacity of an aqueous solution to neutralize an acid, measuring alkalinity is important in determining a stream's ability to neutralize acidic pollution from acid rain, or any other form of precipitation that is unusually acidic, meaning that it has elevated levels of hydrogen ions, and which ph????
output answer:
low pH