Who did mexican painter who noticed  Nicolás Cuéllar work get married to 
Nicolás Cuéllar:  Some of his early work was noticed by Diego Rivera, who declared that the artist would be “a monster of painting.” Diego Rivera: Diego María de la Concepción Juan Nepomuceno Estanislao de la Rivera y Barrientos Acosta y Rodríguez, known as Diego Rivera (] ; December 8, 1886 – November 24, 1957) was a prominent Mexican painter. Diego Rivera:  Rivera had a volatile marriage with fellow Mexican artist Frida Kahlo.
Frida Kahlo