Giacomo Antonio Fancelli
Notable among his works are "Nile" ( hiding his face , since the River Nile's source had not yet been discovered at that date ) on Bernini's Fontana dei Quattro Fiumi ( completed in 1651 ) and "St Francis" ( c . 1647 ) in the church of San Bernardo alle Terme on the Quirinal in Rome . 
<triplet> Fontana dei Quattro Fiumi <subj> Rome <obj> located in the administrative territorial entity <triplet> San Bernardo alle Terme <subj> Rome <obj> located in the administrative territorial entity