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: Muslims make up some 3.2 million of Germany's 82 million people, and Turks represent two thirds of the minority.
3.2 million Muslims live in Germany.
A: yes

Problem: Context: Pakistan's President Pervez Musharraf held talks with British Prime Minister Gordon Brown in London on Tuesday, reassuring his host that Pakistan will hold a fair election next month and is ready to continue a sustained fight against terrorism and extremism. The visit has been widely called President Musharraf's "charm offensive." The Pakistani leader has held talks in Brussels, Paris, at the World Economic Forum in Davos, Switzerland and now in London in an effort which has been seen as an attempt to shore up European support for his government.
Musharraf met Brown in London.
A: yes

Problem: Context: The ceasefire declaration by the Liberation Tigers of Tamil Eelam (LTTE) and its immediate rejection by the government have emphasised the starkness of the situation in which the guerrilla group finds itself, 37 years after first taking up arms for the cause of a Tamil homeland and 26 years after the start of all-out war. Masters of communication, the Tigers were quick to disseminate their message to journalists all over Colombo and overseas, too. But to many it seemed like a cry of desperation from the losing side.
The Liberation Tigers of Tamil Eelam is a guerrilla group.
A:
yes