Problem: Context: World health officials warned yesterday that West Africa and Central Africa were on the verge of the worst polio outbreak in years, stemming from the refusal of a single state in northern Nigeria to vaccinate children against the disease.
African polio outbreak feared
A: yes

Problem: Context: In 1983, McClintock found that bacteria have rings of DNA (plasmids) that reproduce and have genetic changes that tell the bacteria how to defend itself against the antibiotics.
Bacteria is winning the war against antibiotics.
A: no

Problem: Context: Sirhan Sirhan, a Jordanian immigrant, was convicted of murdering Kennedy and is serving a life term at Soledad Prison.
Sirhan Sirhan killed Kennedy.
A: yes

Problem: Context: The mine would operate nonstop seven days a week and use tons of cyanide each day to leach the gold from crushed ore.
A weak cyanide solution is poured over it to pull the gold from the rock.
A:
no