You will be given a passage, and your task is to generate a Yes/No question that is answerable based on the given passage.

[EX Q]: A timing belt, timing chain or cambelt is a part of an internal combustion engine that synchronizes the rotation of the crankshaft and the camshaft(s) so that the engine's valves open and close at the proper times during each cylinder's intake and exhaust strokes. In an interference engine the timing belt or chain is also critical to preventing the piston from striking the valves. A timing belt is usually a toothed belt -- a drive belt with teeth on the inside surface. A timing chain is a roller chain.
[EX A]: is the cambelt the same as the timing belt?

[EX Q]: Whole-wheat flour (in the US) or wholemeal flour (in the UK) is a powdery substance, a basic food ingredient, derived by grinding or mashing the whole grain of wheat, also known as the wheatberry. Whole-wheat flour is used in baking of breads and other baked goods, and also typically mixed with other lighter ''white'' unbleached or bleached flours (that have been treated with flour bleaching agent(s)) to restore nutrients to the white flours (especially fiber, protein, and vitamins), texture, and body that are lost in milling and other processing to the finished baked goods or other food(s).
[EX A]: is whole grain flour the same as wholemeal?

[EX Q]: On September 30, 2014, the USPS failed to make a $5.7 billion payment on this debt, the fourth such default.
[EX A]:
has the us post office ever been in debt?