 question: {"placeholder":"text_b", "shortenable":False} answer: {"meta":"answer", "shortenable":False, "post_processing": lambda x:x+"."} paragraph: {"placeholder":"text_a"} {"mask"}
 {"placeholder":"text_b", "shortenable":False} {"meta":"answer", "shortenable":False, "post_processing": lambda x:x+"."} {"placeholder":"text_a"} {"mask"}
 question: {"placeholder":"text_b", "shortenable":False} answer: {"meta":"answer", "shortenable":False, "post_processing": lambda x:x+"."} paragraph: {"placeholder":"text_a"} The answer was {"mask"}