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.

[Q]: What kind of rose is used to make rose water?
[A]: Rosa × damascena


[Q]: Who plays alex cahill on walker texas ranger?
[A]: Sheree Julienne Wilson


[Q]: The main product of photosynthesis used by plants is?
[A]:
chemical energy