When you don't let go quick enough

The girl climbed on it as a joke, but the pole actually went up as a boat was approaching. Luckily, the girl (named Sofie) is a gymnast, so she was able to hold on the whole time until the pole went down again.
https://www.nhnieuws.nl/nieuws/224044/Sofie-8-hangt-aan-slagboom-en-schiet-als-een-malle-de-lucht-in