Ключевые слова: ai, appreciate, appreciation, blur, blurred, boy, chair, child, class, classroom, contemporary, copy, defocused, desk, education, elementary, empty, furniture, hall, high, horizontal, image, indoor, inside, interior, learning, meeting, modern, person, perspective, primary, room, school, schoolgirl, seat, sitting, space, standing, student, studying, teacher, team, template, training, university, usa, whiteboard, work, young,