CREATE TABLE table_48260 ("Date" TEXT, "Tournament" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponent in the final" TEXT, "Score" TEXT)

What Tournament did Silva Partner with Nicole Thijssen with Opponent in the final Nina Bratchikova & Frederica Piedade?
SELECT "Tournament" FROM table_48260 WHERE "Partner" = 'nicole thijssen' AND "Opponent in the final" = 'nina bratchikova & frederica piedade'
SELECT "Tournament" FROM "table_48260" WHERE "Opponent in the final" = 'nina bratchikova & frederica piedade' AND "Partner" = 'nicole thijssen'