text: Anna: Thank you so much. It was so nice to see you. Hug the dog from me.
  Sam: I will, thank you
  Anna: haha
  Sam: Write to me later how the concert went.
  Anna: OK. Sorry I wasn't in the best shape, I'm having some health problems, you know.
  Sam: I didn't see that. You look very good.
  Anna: hehe thanks. I meant the mood and energy ;)
  Sam: Same here, don't worry.
  Anna: I noticed.
  Sam: but slowly slowly it is getting better with every week
  Anna: that's good. Could you send the link?
  Sam: <file_other>
  Anna: so the name in the English alphabet. Thank you, any comments?
  Sam: everything is OK :)
target: Anna and Sam saw each other. Anna and Sam have some health problems. Sam is getting better.  Sam sends Anna a link. 