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.

he 's really big , so he needs a lot of exercise .
he 's really big . he needs a lot of moves .

'' i wanted a painting commemorating my husband 's last thoughts .
'' you should have captured the last thoughts of my husband .

i 'm afraid that 's my answer , nikolai , which you must take back with you to moscow . '
i 'm afraid this is the answer , nikolai , which you must take to moscow. ''