CREATE TABLE table_23254 ("School" CLOB, "Baseball stadium" CLOB, "Softball stadium" CLOB, "Basketball arena" CLOB, "Capacity" CLOB)

What is the name of UMass Boston's softball stadium?
SELECT "Softball stadium" FROM table_23254 WHERE "School" = 'UMass Boston'
SELECT "Softball stadium" FROM "table_23254" WHERE "School" = 'UMass Boston'