Ключевые слова: 13, 13th, background, bad, belief, black, blank, block, box, business, concept, dark, day, deadline, death, digit, empty, event, evil, festival, friday, halloween, idea, luck, lucky, mail, mailbox, message, metal, mystery, nobody, number, october, office, old, phobia, red, reminder, retro, sheet, space, superstition, symbol, thinking, thirteen, thriller, time, unhappy, unlucky, vintage,