text: const mongoose = require('mongoose');
  const Schema = mongoose.Schema;
  
  var answerPartSchema = new Schema({
      questionPartId: {type: mongoose.Schema.Types.ObjectId, ref: 'QuestionPart', required: true},
      text: {type: String, required: true}
  });
  
  var AnswerPart = mongoose.model('AnswerPart', answerPartSchema);
  
  module.exports = function () {
      return AnswerPart;
  };