text: Max: Hi, do you want to go play tennis with me on Saturday?
  Ben: Yeah sure
  Max: But I'm warning you I haven't played for a long time
  Ben: That's no problem, I didn't play either
  Max: Why? I thought you're playing regulary
  Ben: I kind of changed sports
  Max: So what are you playing now ?
  Ben: Squash, did you hear about it?
  Max: Yeah once or twice but I've never played it
  Ben: It's really great! You should try it
  Max: Yeay why not actually
  Ben: Listen, I'm playnig every Sunday maybe you can join me?
  Max: Oh on that Sunday I'm busy cause there is my girlfirends birthday 
  Ben: I see, what about next Sunday?
  Max: That would be fine
  Ben: Okay see you then!
target: Max and Ben will meet on Saturday to play tennis. Ben plays squash every Sanday. Max will join him next Sunday. He has never played it.