Piet Mondrian

Dutch painter, He is known for being one of the pioneers of 20th-century abstract art.

pioneer ﾊﾟｲｵニｰｧ n)先駆者･開拓者･草分け

abstract アﾌﾞｽﾄﾗｰｸﾄ　adj)抽象的な･抽象芸術の  n)抽象･抽象芸術