code: func FindSentencesFrom(
  	textRank *TextRank,
  	sentenceID int,
  	limit int,
  ) []rank.Sentence {
  
  	return rank.FindSentencesFrom(textRank.rank, sentenceID, limit)
  }
docs: // FindSentencesFrom function retrieves a slice of Sentence structures by
  // TextRank object and by ID of the sentence. The return value contains the
  // sentence text itself. The returned slice contains sentences sorted by their
  // IDs started from the given sentence ID in ascending sort.