Based on the context and the answer, generate a question. 

Context: I was n't real impressed with our hotel . It 's the only hotel where Ihad real problems with the hot water . It took forever for the water at thesink to get hot , and the water in the shower seemed to run out . It wasreally strange .

Answer:

The hotel lacked a sufficiently sized water heater .



What caused the hotel to have hot water problems ?