TASK DEFINITION: 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.
PROBLEM: Sentence: Bicarbonate ions protects tissues of the central nervous system from changes in ph. Question: What protects tissues of the central nervous system from changes in ph?

SOLUTION: bicarbonate ions

PROBLEM: Sentence: Local winds type of winds blow over a limited area. Question: What type of winds blow over a limited area?

SOLUTION: local winds

PROBLEM: Sentence: Horse of these most likely has the greatest mass. Question: Which of these most likely has the GREATEST mass?

SOLUTION:
Horse