A solution of the Cyprus problem on the basis of bi-zonal, bi-communal federation with political equality, in line with the relevant Security Council resolutions, constitutes our top priority, and the EU has a significant role to play in this regard, Foreign Minister, Constantinos Kombos said on Thursday evening addressing a reception organised by the Italian Embassy in Nicosia on the occasion of the Festa della Repubblica (National Day of Italy) celebrated on June 2.