Ключевые слова: 5, business, class, concept, decline, decrease, deterioration, downgrade, drop, evaluation, exclusion, failure, fallen, feedback, fifth, five, fivestars, hotel, level, loss, lost, lower, meet, noncompliance, not, one, performance, popularity, prestige, quality, ranking, rate, rates, rating, red, reduction, removal, remove, reputation, requalification, requirements, restaurant, review, row, satisfaction, service, star, stars, status,