code: def write(self, target_file):
      content = "\n\n".join([str(s) for s in self.sentences])
      with open(target_file, "w") as f:
          f.write(content)
  
imports: from os.path import dirname, join, exists
  from torch.utils.data import Dataset
  from underthesea import pos_tag
  from underthesea import dependency_parse
  from underthesea.utils.col_analyzer import UDAnalyzer
label_desc: Use image node_id 10 for calling the UDDataset obj's underlying member method code with example usage: obj.write(target_file) without return types