text: Ruth: hey, are we going to buy anything for Dev?
  Mira: Hi 
  Mira: Good idea
  Ruth: no ideas yet :) just asking who's in
  Mira: Me and Chris for sure
  Martin: I've already bought him something but I can join you anyway
  Ruth: what did you buy?
  Martin: nothing special, just a book 
  Ruth: okay. let's see who's in first 
  Tamara: I want to participate too!
  Tamara: but I dont know him so well, cant think of any ideas...
  Mira: Dev loves hiking
  Martin: how about some equipment?
  Chris: hi guys, great idea! let's get him something big :)
  Ruth: so who's going shopping? :)
  Martin: you Ruth? :)
  Ruth: ok but I'm not going alone!
  Martin: I'm out of town till Friday night :(
  Chris: l can go with you Ruth
  Chris: Wednesday afternoon?
  Ruth: that's perfect, thanks
  Ella: hi all! Ruth I can't go with you on Wednesday but I have an idea. Dev needs a new backpack!
  Ruth: thanks Ella! ok... Chris I'll definitely need your help with this :)
  Ella: I would suggest a Deuter, at least. or something better
  Chris: ok! :)
  Martin: totally right ella I saw his old backpack lol
  Ella: I know right? :)
  Ruth: oh you mean the red one?!
  Ella: the red and stinky one ;)
target: Martin has already bought a book for Dev. Martin is out off town till Friday. Chris, Ruth and Ella want to buy a new backpack on Wednesday afternoon.