You will be given a definition of a task first, then some input of the task.
Given a text, write a compressed version of it in a single sentence.

I will hazard again my tentative answer, baldly now, then return to it: An autonomous agent must be an autocatalytic system able to reproduce and able to perform one or more thermodynamic work cycles.
Output:
My tentative answer, then returned: An autonomous agent must be an autocatalytic system able to reproduce and  perform one or more work cycles.