TASK DEFINITION: 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.
PROBLEM: puckian craters are named after mischievous spirits in european mythology.

SOLUTION: puckian craters were named after spirits in european mythology.

PROBLEM: she remained in the united states until 1927 when she and her husband returned to france.

SOLUTION: she stayed in the usa until she returned to france with her husband in 1927.

PROBLEM: the river is also potentially valuable for hydroelectric power , and the inga dams below pool malebo are first to exploit the river.

SOLUTION:
the igna dams below pool malebo exploited the river first for it 's ability to produce hydroelectric power.