Wh was one of Picasso 's friends who acquired one of El Greco 's masterpieces ??
For example , for the " Virgin of the Immaculate Conception " that he painted for the side - chapel of Isabella Oballe in the church of Saint Vincent in Toledo ( 1607–1613 ) , El Greco asked to lengthen the altarpiece itself by another 1.5 feet " because in this way the form will be perfect and not reduced , which is the worst thing that can happen to a figure ' " .