This is a paraphrasing task. In this task, you're given a sentence and your task is to generate another sentence which express same meaning as the input using different words.

[EX Q]: his gun arm stiffened , and i thought i saw his finger tighten on the trigger .
[EX A]: he held out his gun before him and i thought he was putting a finger on the trigger .

[EX Q]: you 're her doctor , she 's a kid -- she 's 18 .
[EX A]: she 's 18 .

[EX Q]: as he rounded a bend , becker suddenly saw it , rising before them the cathedral and giralda tower .
[EX A]:
when they turned the corner , becker suddenly saw the cathedral and the tower of giralda stand in front of them .