Problem: Context: Trained volunteers are collecting baseline data on water quality, and testing for selected suspected contaminants of the coral reef.
Volunteers gather baseline data.
A: yes

Problem: Context: Lennon was murdered by Mark David Chapman outside the Dakota on Dec. 8, 1980.
Mark David Chapman killed Lennon.
A: yes

Problem: Context: He also referred to the "illegal" arrest on 31 May of Mexican Professor Maria Eugenia Ochoa Garcia, whom the Salvadoran government accused of having connections with the Salvadoran guerrillas.
Maria Eugenia Ochoa Garcia was arrested in May.
A: yes

Problem: Context: On Tuesday, December 23, the menswear retailer The Officers Club's administrators PricewaterhouseCoopers decided to close 32 of the 150 stores immediately. PricewaterhouseCoopers also announced that TimeC 1215 limited had bought 118 of the stores for an undisclosed fee. TimeC 1215 is backed by David Charlton, chief executive of The Officers Club. This deal saves around 900 jobs. The Officers Club began in the early 1990s in Sunderland and has headquarters at Cramlington, Northumberland.
The UK retailer Zavvi has called in administrators during Christmas.
A:
no