class_docstr: Coref Part Sample: corresponed to a part of a Coref Sample
class_docstr_tok: ["Coref","Part","Sample",":","corresponed","to","a","part","of","a","Coref","Sample"]
code: def __repr__(self):
      return "CorefPartSample"
  
imports: from ....common.settings import ORIGIN, TASK_MASK
  from ....common.utils.fp_utils import *
  from ....common.utils.shift_utils import *
  from .sample import Sample
  from ..field import ListField, TextField
label_desc: Use image node_id 2 for calling the CorefPartSample obj's underlying member method code with example usage: obj.__repr__() and returns: str