Enter zero in for amount received. But enter it very carefully since it appears you are having a little trouble with your keyboard this morning.
Hmm - I thought it was $ 600. Oh wait, that's not until 2021.
If a post answers your question, click on *Accept as solution* for future searches
As a side note, make sure the [arents aren't still allowed to claim them this year. If they didn't provide half of their own support, they are probably still a dependent. The glint of cash in client's eyes sometimes distorts their views of who is or isn't a dependent.