Athens Olympic Sports Complex
The Athens Olympic Park ( formerly known as Olympic Athletic Center of Athens "Spiros Louis" ( , "Olympiakó Athlitikó Kéntro Athinón "Spýros Loúis"" ) or OACA ) , is a sport facilities complex located at Marousi , northeast Athens , Greece . 
<triplet> Marousi <subj> Greece <obj> country <triplet> Athens <subj> Greece <obj> country