Ключевые слова: abstract, background, board, branch, branches, carpenter, carpentry, chalet, circle, curve, design, designed, energy, fir, fire, fireplace, forest, fuel, grain, ground, heating, home, house, light, line, lumber, mountain, nature, pile, pine, plant, red, rural, shape, shapes, snow, solid, structure, table, timber, tree, trees, trunk, trunks, wall, wood, wooden, woodworking,