COMMENT
Hi Tassberg,
Welcome to the game.
About this game, (original by Feenixx)
1.) somebody posts a picture from their own gallery and names one of he elements in it, say 
"Something round" 
2.) somebody else posts another picture with a Something round in it, and raises the stake by naming another element in the new picture, along with the something round, like 
"Something round, swimming-pool", 
3.) the next person playing has to post a picture with a Something round and  swimming-pool, and yet another named element, say "
Something round, swimming-pool, water," 
The complete rules