semicolonOrLinebreak.lean:2:12: error: expected ';' or line break
semicolonOrLinebreak.lean:9:31-10:8: error: fields missing: 'y'
semicolonOrLinebreak.lean:10:8-10:9: error: unexpected identifier; expected command
semicolonOrLinebreak.lean:20:4-20:7: error: function expected at
  x
term has type
  Nat
semicolonOrLinebreak.lean:20:2-20:9: error: failed to synthesize instance
  Singleton ?m Point