Ключевые слова: adult, advertisement, architectural element, caucasian, closeup, colour, concept, count, counting, finger, fingers, four, front view, gesture, gesturing, hand, index finger, isolated, landscape, learn, little finger, male, man, mathematics, maths, middle finger, mute, number, numeral, object, one person, palm, people, person, point, pointing, ring finger, sign, signage, symbol, thumb, white, wrinkle, wrinkles, wrist,