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: Nonvascular plants were the first plants to evolve. Question: What were the first plants to evolve?

Answer: nonvascular plants


Question: Sentence: Ions that contain fewer electrons than protons have a net positive charge and are called cations. Question: Ions that contain fewer electrons than protons have a net positive charge and are called what?

Answer: cations


Question: Sentence: Although it is the easiest to observe, color is not ideal as a sole way to identify minerals. Question: Although it is the easiest to observe, what property is not ideal as a sole way to identify minerals?

Answer:
color