CREATE TABLE table_49920 ("Outcome" TEXT, "Date" TEXT, "Location" TEXT, "Surface" TEXT, "Partnering" TEXT, "Opponent in final" TEXT, "Score" TEXT)

What is Score, when Outcome is 'winner', when Partnering is 'Nicole Sewell', and when Opponent in Final is 'Victoria Davies / Kate Warne-Holland'?
SELECT "Score" FROM table_49920 WHERE "Outcome" = 'winner' AND "Partnering" = 'nicole sewell' AND "Opponent in final" = 'victoria davies / kate warne-holland'
SELECT "Score" FROM "table_49920" WHERE "Opponent in final" = 'victoria davies / kate warne-holland' AND "Outcome" = 'winner' AND "Partnering" = 'nicole sewell'