This artist painted a man in a teal robe standing 
This artist painted a man in a teal robe standing on a boat and holding a fishnet in his version of The Calling of Peter and Andrew.  One of his works gets its title from the three small monks praying at the feet of a black robed Mary; that work is titled Madonna of the Franciscans.  Christ points his finger his finger at a winged Satan, who is rendered in all black, and stands on a rock that towers over two walled cities at the bottom in this artist's Temptation on the Mount, located on the back of his best known altarpiece. This painter of the Stoclet Madonna depicted Saint Ansanus and Saint Sabinus as two haloed saints in his best known work. He was the teacher of Simone Martini, and probably the Lorenzetti brothers as well. For a time, his canvas, the Rucellai Madonna, was incorrectly attributed to his predecessor Cimabue. FTP, name this artist best known for his Maesta altarpiece in the Siena Cathedral.
This artist painted a man in a teal robe standing on a boat and holding a fishnet in his version of The Calling of Peter and Andrew.  
Duccio di Buoninsegna