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An exhibition, in the most general sense, is an organized presentation and display of a selection of items. In practice, exhibitions usually occur within museums, galleries and exhibition halls, and World's Fairs. Exhibitions include whatever as in major art museums and small art galleries; interpretive exhibitions, as at natural history museums and history museums, for example; and commercial exhibitions, or trade fairs...

A rose is a perennial plant of the genus Rosa, within the family Rosaceae. There are over 100 species. They form a group of erect shrubs, and climbing or trailing plants, with stems that are often armed with sharp prickles. Flowers are large and showy, in a number of colours from white through yellows and reds. Most species are native to Asia, with smaller numbers native to Europe, North America, and northwest Africa...

A bartender is a person who serves beverages (usually alcoholic) behind a counter (or similar) in a bar, pub, tavern, or similar establishment. A bartender, in short, "tends the bar". The term barkeeper may carry a connotation of being the bar's owner. In addition to their core beverage-serving responsibility, bartenders usually maintain the supplies and inventory for the bar (though some establishments have barbacks who help with these duties)...

A self-portrait is a representation of an artist, drawn, painted, photographed, or sculpted by the artist. Although self-portraits have been made by artists since the earliest times, it is not until the Early Renaissance in the mid 15th century that artists can be frequently identified depicting themselves as either the main subject, or as important characters in their work...