The two sectors of the divided island of Cyprus held a referendum on reunification on Saturday, April 24, 2004.
 The sum of 2+2 sectors of the undivided island of Cyprus held a referendum on reunification
( z1 hold :ARG0 ( z2 sum :cxnsistof ( z3 sector :quant 2+2 :part-of ( z4 island :name ( z5 name :op "Cyprus" ) :ARG1-of ( z6 divide :polarity - ) ) ) ) :ARG1 ( z7 referendum :topic ( z8 reunify :ARG1 z4 ) ) )