Rubuta ci gaba don wannan sakin layi - Rabar ya halarci 1st Balkaniad a Belgrade a 1946. Yugoslavia ta ci nasara, gaban Romania, Bulgaria, da Albania. Ya lashe lambar azurfa a tebur na 8. Rabar ya taka leda a gasar Chess Olympiad uku. A watan Agusta / Satumba na 1950, ya lashe lambobin zinare guda biyu: mutum a tebur na huɗu (+ 8 <unk> 0 = 2), da ƙungiya, tare da Gligorić, Pirc, Petar Trifunović, Milan Vidmar jr, da Stojan Puc, a gasar Olympiad ta Chess ta 9.
a cikin Dubrovnik. A watan Agusta 1952, ya buga a tebur na biyu a gasar Olympics ta Chess ta 10 a Helsinki (+ 5 <unk> 1 = 6). Rabar ya lashe lambar tagulla guda biyu (mutum daya da na kungiya). A watan Satumbar 1954, ya buga wasa a tebur na huɗu a gasar Olympics ta Chess ta 11 a Amsterdam (+ 1 <unk> 3 = 4). Yugoslavia ta lashe lambar tagulla. A cikin wasannin Olympics guda uku, Rabar ya lashe lambobin yabo biyar, kuma a wasanni 30 ya zira kwallaye (+ 14 -4 = 12), don kashi 66.7.