Given the task definition, example input & output, solve the new input case.
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.
Example: a georgian inscription around the drum attests his name.
Output: there is a georgian inscription around the drum to confirm his name.
The sentences clearly paraphrased correctly and simplified the original sentence which described the Georgian inscription get his name attests which was around the drum.

New input case for you: the spot was observed at different times with different sizes and shapes.
Output:
the spot was watched at different times with different sizes and shapes.