In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Ex Input:
Neurotransmitter filled packets in the presynaptic neuron are called?

Ex Output:
Vesicle cluster


Ex Input:
When did the british take control of hong kong?

Ex Output:
26 January 1841


Ex Input:
When did the buffalo sabres join the nhl?

Ex Output:

1970–71 NHL season