instruction:
Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
question:
statement: autotrophs play significant roles as producers in water-based ecosystems., question: What play a significant role as producers in water-based ecosystems?
answer:
autotrophs

question:
statement: a telescope is used for seeing betelgeuse by astronomers, question: Who uses a telescope to see betelgeuse?
answer:
astronomers

question:
statement: most living things consume and are consumed by more than one species, question: How many species consume and consume most living things?
answer:
more than one species