CREATE TABLE table_47960 ("Cycle" FLOAT, "Premiere date" TEXT, "Winner" TEXT, "Runner-up" TEXT, "Number of contestants" TEXT, "International Destinations" TEXT)

What is Number of Contestants, when International Destinations is London Lisbon?
SELECT "Number of contestants" FROM table_47960 WHERE "International Destinations" = 'london lisbon'
SELECT "Number of contestants" FROM "table_47960" WHERE "International Destinations" = 'london lisbon'