ZAGREB, Croatia (February 8) -- All Greco-Roman day at the Zagreb Open on Sunday with 55kg, 60kg, 72kg, 82kg, 97kg and 130kg weight classes in action. World and Olympic champion Riza KAYAALP (TUR) will be in action today after being away for 2 years.

WATCH LIVE | LIVE MATCH ORDER | DAY 4 RESULTS

12:55: Riza KAYAALP (TUR) looks extremely good in his comeback! Using the gut-wrench against, he marches on with yet another 9-0 win at 130kg, this time over Rati TALIKISHVILI (GEO)

12:45: U23 world champion Koto GOMI (JPN) with two beautiful throws to beat Pouya NASERPOUR (IRI), 9-0, and advance to the quarterfinals at 60kg

12:40: Alisher GANIEV (UZB) continues his good form in Zagreb with another technical superiority win at 60kg. This time he beats Mert ILBARS (TUR) 10-0

12:30: Mihail KAJAIA (SRB), a mainstay of the Serbian team, begins his 97kg team with 9-2 victory over NITESH (IND). Kajaia had flirted with the idea of moving up to 130kg but has returned to 97kg.

12:20: Yu SHIOTANI (JPN), known for his explosive reverse lift, keeps it simple against Maxwell BLACK (USA) at 60kg and battles out a controlled 8-4 win to advance.

12:00: Demeu ZHADRAYEV (KAZ), Olympic silver medalist at 77kg in Paris, gets the fall over Alexander JOHANSSON (SWE) in their bout at 82kg.

11:45: Riza KAYAALP (TUR), returning to action after two years, begins with a 9-0 technical superiority win over Aden ATTAO (USA). He scores four turns from par terre for the victory at 130kg

11:35: Not something we see everyday but Marko MILANOVIC (CRO), the son of President of Croatia, is wrestling. At 130kg, he is off to a flying start with a technical superiority 9-0 victory over Joginder RATHEE (IND). After leading 5-0 at the break, Milanovic hits a suplex for four to finish the bout.

11:25: World silver medalist Alisher GANIEV (UZB) wins his opening bout at 60kg, 9-0. But that's not the story. He defeated former United States team member in Freestyle Zane RICHARDS (USA), who wrestled Greco-Roman for the first time internationally. 

11:05: Arsen ZHUMA (KAZ) stuns former European champion Artiom DELEANU (MDA) at 55kg. He finishes the bout after rolling from par terre and winning 9-0

10:55: Shahin BADAGHIMOFRAD (QAT) takes his match into the second period but has not trouble in winning the 82kg bout against Marek VRBA (CZE), 9-0.

10: 45: World bronze medalist and big hope for a medal for the hosts Croatia Karlo KODRIC (CRO) drops his opening bout against Tornike MIKELADZE (GEO) 1-1 after failing to score any points from the two par terre positions he got in the 97kg bout.

10:30: Six Greco-Roman weight classes in action but Riza KAYAALP (TUR) comeback will be the most anticipated event on Sunday in Zagreb