Ключевые слова: activity, art, art collection, art dealer, asset, auction, auctioneer, auctioning, authority, back view, bid, bidder, bidding, blue, business, businessman, buyer, buying, collector, contemporary, enjoy, event, expensive, experience, famous, flat design, group, horizontal banner, human, illustration, legal, male character, masterpiece, museum, number, offer, offering, people, person, picture, present, public, purchase, rarity, sale, sell, selling, speech bubble, trade, trader, valuable, woman,