sentences:  However, with the dissolution of the NCIC after the 2010–2011 school year, the Tigers were left without a conference affiliation, as Princeton was the only school from the NCIC to fail to secure an invitation from another conference.As of the 2014 school year Princeton High School is in the Three Rivers Conference.Princeton's main rival for many years has been former NCIC conference-mate Hall High School from nearby Spring Valley.