Problem: Does "Average snowfall in many areas exceeds 30 in (76 cm) per year, and can be heavy at the higher elevations; for example, during the Blizzard of 1993 more than 60 in (152 cm) of snow fell on Mount Mitchell over a period of three days." answer the question "What are the low winter temperatures in the Appalachians?"

A: no

Problem: Does "The largest component of the company's internal energy-efficiency savings comes through PC power management: the company expects to save $1.8 million in energy costs through using specialized energy-management software on a network of 50,000 PCs." answer the question "How many PCs does Dell employ energy management software on?"

A: yes

Problem: Does "Even as animal domestication became relatively widespread and after the development of agriculture, hunting was usually a significant contributor to the human food supply." answer the question "What did the supplementary meat from hunting include?"

A:
no