CREATE TABLE table_47871 ("Season" TEXT, "Coach" TEXT, "Captain" TEXT, "Alternate  ( 1 ) " TEXT, "Alternate  ( 2 ) " TEXT)

Who is the alternate for Andy Brown, and Nick Grady?
SELECT "Alternate (2)" FROM table_47871 WHERE "Coach" = 'andy brown' AND "Captain" = 'nick grady'
SELECT "Alternate (2)" FROM "table_47871" WHERE "Captain" = 'nick grady' AND "Coach" = 'andy brown'