Problem: Context: At the very outskirts of commerce, Baka pygmies in southeastern Cameroon use a cyanide compound to stun bees while raiding their nests for honey.
Cameroon honey gatherers use cyanide to stun bees.
A: yes

Problem: Context: The first person to be stopped at an international airport because of unpaid fines happened yesterday afternoon (NZDT) at the Auckland International Airport, New Zealand. The person, who wasn't named, was stopped because of the new legislation called the 'Collection of Fines at Airports' or more simply: Pay or Stay. He was forced to pay NZ$3,750 in unpaid reparations since 1986. "The person intercepted owed $3,750 of reparation for an offence in 1986 and had made no payments since late 1987," said Rick Barker, minister for the courts in New Zealand.
A person was stopped at an airport because of unpaid fines.
A: yes

Problem: Context: Today Wikipedia, the free encyclopedia that anyone with access to the Internet can edit, was the victim of an onslaught of practical jokes, as April Fool's Day kicked in various timezones around the world, at least those parts which follow the Gregorian calendar. It is believed that Wikipedia contributors were kept busy tidying up and removing prank articles and changes made by other Wikipedia contributors, and were expecting to be cleaning up the aftermath for days afterwards.
Readers of online encyclopedias can edit the contents.
A: yes

Problem: Context: Budapest again became the focus of national political drama in the late 1980s, when Hungary led the reform movement in eastern Europe that broke the communist monopoly on political power and ushered in the possibility of multiparty politics.
In the late 1980s Budapest became the center of the reform movement.
A:
yes