CREATE TABLE table_1825751_4 (binibining_pilipinas_international VARCHAR, miss_universe_philippines VARCHAR)

How many winners of Binibining Pilipinas-International when Nina Ricci Alagao?
SELECT COUNT(binibining_pilipinas_international) FROM table_1825751_4 WHERE miss_universe_philippines = "Nina Ricci Alagao"
SELECT COUNT("binibining_pilipinas_international") FROM "table_1825751_4" WHERE "Nina Ricci Alagao" = "miss_universe_philippines"