CREATE TABLE table_31555 ("Pick" CLOB, "Player" CLOB, "Position" CLOB, "Nationality" CLOB, "NHL team" CLOB, "College/junior/club team" CLOB)

On what NHL team does Roman Vopat play for?
SELECT "NHL team" FROM table_31555 WHERE "Player" = 'roman vopat'
SELECT "NHL team" FROM "table_31555" WHERE "Player" = 'roman vopat'