dialogue: Callum: <file_photo>
  Saanvi: Hahahha finally I see ur pic when u smiling widely :)
  Callum: Hahaha I've never seen yours too
  Saanvi: But I almost always smile. U saw. Me and my friend on the beach
  Callum: Now ?
  Saanvi: A photo
  Callum: No but not a wide smile
  Saanvi: Where I'm with my friend on the beach.  For me it's a wide  one :) My mouth is small hahahahha So I can't make as big smile as urs hahaha
  Callum: Hahaha
summary: Callum's picture shows him when he is smiling widely. Callum has never seen Saanvi's picture where Saanvi is smiling widely.