So two tips for you who read this comment:
1. do not buy it;
2. If you have not listened to this first advice, avoid at least the climb to your children not to disappoint them.
Strictly speaking this article deserves the second star if it were sold 50% cheaper, and again.
I received this tent this morning and have already returned to the cardboard with printing the return slip (luckily the return process is simple with Amazon).