instruction:
In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.
question:
a material such as gold , which is chemically inert at normal scales , can serve as a potent chemical catalyst at nanoscales.
answer:
gold does n't react with other chemicals unless it is used in very , very tiny amounts.


question:
the story began as a sequel to tolkien 's earlier , less complex children 's fantasy novel the hobbit -lrb- 1937 -rrb- , but eventually developed into a much larger work.
answer:
the story started as a follow-up to tolkien 's earlier , simpler children 's fantasy the hobbit -lrb- 1937 -rrb- , but became a much larger wo.


question:
at that time , the area contained the greta swamp , which was later drained.
answer:

at that time the area contained the grete swamp.