Ключевые слова: answer, ask, background, bright, closed, color, colorful, concept, confusion, curiosity, decide, decision, disclose, discover, divulge, doubt, eliminate, find, grid, guess, help, hidden, idea, information, investigate, investigation, lot, many, mark, mystery, need, open, problem, question, resolve, reveal, secret, seek, sign, solution, suspicion, symbol, uncover, unknown, window, wood, wooden, yellow,