instruction:
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: Bases are antacids comprised of. Question: What are antacids comprised of?
answer:
bases


question:
Sentence: Hydrogen gas is generated by the reaction of nitric acid and elemental iron else. Question: Hydrogen gas is generated by the reaction of nitric acid and what else?
answer:
elemental iron


question:
Sentence: Thrombus is a collection of fibrin, platelets, and erythrocytes that has accumulated along the lining of a blood vessel called. Question: What is a collection of fibrin, platelets, and erythrocytes that has accumulated along the lining of a blood vessel called?
answer:

thrombus