code: func (text *Text) Append(rawSentence string, words []string) {
  	if len(words) > 0 {
  		parsedSentence := ParsedSentence{
  			original: rawSentence,
  			words:    words,
  		}
  
  		text.parsedSentences = append(
  			text.parsedSentences,
  			parsedSentence,
  		)
  	}
  }
docs: // Append method creates a sentence and its words and append them to the Text
  // object.