CREATE TABLE table_26173 ("Warship" TEXT, "tons  (  L.ton  ) " FLOAT, "Horse- power" FLOAT, "Speed  (  Knots  ) " TEXT, "Armour  ( Inch ) " TEXT, "Main Artillery" TEXT, "Built Year" FLOAT)

What warship has horse-power of 1500?
SELECT "Warship" FROM table_26173 WHERE "Horse- power" = '1500'
SELECT "Warship" FROM "table_26173" WHERE "Horse- power" = '1500'