Ключевые слова: background, bird, birdcage, break, cage, captivity, chain, concept, courage, cute, dusk, empty, enclosure, escape, feather, fly, free, freedom, goal, graphic, grass, hope, illustration, leaves, liberty, lovely, metal, nature, old, opened, outside, potential, prison, released, scene, silhouette, sky, symbol, trapped, vintage, wing, wire,