text: Tory: guys, I need you help
  Lisa: what is it?
  Tory: I borrowed 10 books in the library
  Tory: but I need 3 more
  Joseph: so what's the problem?
  Tory: the limit is 10!
  Tim: right! I can borrow them for you
  Tory: thanks!
target: Tim will borrow 3 books for Tory.