CREATE TABLE table_54149 ("Year" FLOAT, "Artist" TEXT, "Composition" TEXT, "Mintage" FLOAT, "Issue Price" TEXT)

What is the composition with an artist of Henry Purdy, a year smaller than 2002, and a mint more than 1,998?
SELECT "Composition" FROM table_54149 WHERE "Year" < '2002' AND "Mintage" > '1,998' AND "Artist" = 'henry purdy'
SELECT "Composition" FROM "table_54149" WHERE "Artist" = 'henry purdy' AND "Mintage" > '1,998' AND "Year" < '2002'