Ключевые слова: 15, 15th, agenda, anniversary, background, birthday, block, business, calendar, celebration, concept, daily, date, day, deadline, design, empty, event, february, fifteenth, holiday, important, january, meeting, month, nobody, number, object, office, organizer, paper, plan, planner, red, reminder, sign, space, space for text, symbol, text, time, today, wall, week, weekdays, winter, wood, wooden, work, year,