Ключевые слова: act, action, blocks, business, businessman, chain, change, concept, connection, danger, disaster, down, economy, effect, execution, failure, falling, finance, finger, hand, ideas, interfere, interference, interrupt, interruption, intervene, leadership, manager, mediate, motion, obstruction, performance, problem, process, reaction, risk, row, solution, solving, stop, symbol, topple, white, wooden,