claim: The Battle of the Trebia took place south of the Trebbia's confluence with the Po river in the province of Piacenza.
evidence: Ewa Beach -LRB- -LSB- ɛvə -RSB- -RRB- or simply Ewa is a census-designated place -LRB- CDP -RRB- located in Ewa District and the City & County of Honolulu along the leeward coast of Oahu in Hawaii .. census-designated place. census-designated place. City & County of Honolulu. Honolulu County, Hawaii. Hawaii. Hawaii. As of the 2010 Census , the CDP had a total population of 14,955 .. United States Census, 2010. 2010 Census. United States 2010 Census. The U.S. postal code for Ewa Beach is 96706 .. postal code. postal code