Ключевые слова: 3d, black, blackboard, business, chain, circle, collaboration, color, colorful, company, concept, conceptual, connected, connection, cooperating, cooperation, friends, friendship, group, hands, holding, human, idea, illustration, leader, leadership, light, meeting, men, metaphor, paper, partners, partnership, people, person, relationship, render, shadow, social, success, support, symbol, team, teamwork, together, united, unity, white, working,