Problem: Does "The word ecology was coined by Ernst Haeckel, whose particularly holistic view of nature in general (and Darwin's theory in particular) was important in the spread of ecological thinking." answer the question "What did the work of Louis Pasteur and Ferdinand Cohn focus on?"

A: no

Problem: Does "Nevertheless, allegations of bullying have continued: in 2007, concerns were raised about the methods that were being used to fire people in the Faculty of Medicine." answer the question "In which year were these allegations raised?"

A: no

Problem: Does "it is (or they are) not as precise as is currently believed but" answer the question "Why does this difficulty occur?"

A:
yes