In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
--------
Question: Sentence: The name of positive ion ion always comes first. Question: The name of which ion always comes first?

Answer: positive ion


Question: Sentence: Tamiflu inhibits spread of virus. Question: What effect does tamiflu have on viruses and cells?

Answer: inhibits spread of virus


Question: Sentence: Mars other planet in the solar system is the easiest to observe from earth. Question: Which other planet in the solar system is the easiest to observe from earth?

Answer:
mars