CREATE TABLE table_26776 ("Conference" CLOB, "Regular Season Winner" CLOB, "Conference Player of the Year" CLOB, "Conference Tournament" CLOB, "Tournament Venue  ( City ) " CLOB, "Tournament Winner" CLOB)

List the number of tournament winners when iona , siena & niagara won in the regular season.
SELECT COUNT("Tournament Winner") FROM table_26776 WHERE "Regular Season Winner" = 'Iona , Siena & Niagara'
SELECT COUNT("Tournament Winner") FROM "table_26776" WHERE "Regular Season Winner" = 'Iona , Siena & Niagara'