International Master Paulo Bersamina scalped eighth seed Grandmaster Alan Pichot of Argentina in the 2017 World junior Chess Championships at Tarvisio, Italy.
The 19-year-old student of National University is now tied for 16th place with 3.5 points after five rounds.
Meanwhile, reigning national junior champion National Master John Marvin Miciano won his game against FIDE Master Guillaume Lamard of France to hike his total to 2 points while 15-year-old FM Stephen Rome Pangilinan lost to FM Pavle Dirmic of Serbia toremain with 1.5 points.