Complex sentence: Antonio Sánchez Araujo (1887-1946), a Costumbrista Painter, was an early republic painter whose paintings have been admired for their strong colorful and definite techniques.
Split into simpler sentences: Antonio Sánchez Araujo (1887-1946) was a Cuban "costumbrista" painter, during the early years of the Cuban republic. His paintings have been admired for their strong colorful and definite techniques.