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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _annotate_params(self, word):
 """Annotates a given word for the UserSays data field of an Intent object. Annotations are created using the entity map within the user_says.yaml template. """

        annotation = {}
        annotation['text'] = word
        annotation['meta'] = '@' + self.entity_map[word]
        annotation['alias'] = self.entity_map[word].replace('sys.', '')
        annotation['userDefined'] = True
        self.data.append(annotation)