|Artemis Spanou delivered one of the most remarkable performances of the day, scoring 25 points and grabbing 15 rebounds|
Greece and Hungary prevailed again on Monday to remain undefeated at the U20 European Championship for Women Division B in Klatovy, the Czech Republic.
In two other close contests, Romania edged Israel in overtime and Belgium scraped a narrow victory against Switzerland.
There were several lead changes in the fourth quarter of the Hungarians' clash with Bulgaria.
Radostina Dimitrova gave the Bulgarians their last lead of the contest at 38-37.
Anna Mansaré's jump shot put Hungary on top 39-38 with 2:26 remaining and they stayed in front the rest of the way.
Zsófia Licskai'a lay-up finished the scoring for the Hungarians.
Mansaré was the only player to reach double figures in points with 10 for the winners.
Greece trailed 29-26 midway through the third quarter when Anastasia Slouka buried a shot from the arc to knot the contest.
They went in front for good after Anthoula Chatzigiakoumi sank a couple of free-throws.
The Greeks went on to score 11 unanswered points for a 37-29 lead and marched to victory.
Greece's Artemis Spanou had 25 points to lead all scorers.
Romania's Cristina Bigica made a lay-up to force overtime and her side outscored the Israelis in the fourth quarter, 12-5, for an 80-73 victory.
Bigica led her team with 22 points, nine rebounds and six assists.
The game wasn't decided until the last 1:40.
Belgium's Jaleesa Maes went in for a lay-up to snap a 54-54 tie and point guard Marieke Versavel followed with a three-pointer to make it a five-point advantage with 42 seconds to go.