“ FIDUCIARY CAPACITY.— The term ``fiduciary capacity ́ ́ means the capacity of a person in holding title to a vessel or facility, or otherwise having control of or an interest in the vessel or facility, pursuant to the exercise of the responsibilities of the person as a fiduciary. ”

“ OPERATIONAL FUNCTION.— The term ``operational function ́ ́ includes a function such as that of a facility or plant manager, operations manager, chief operating officer, or chief executive officer. `` (vi) SECURITY INTEREST.— The term ``security interest ́ ́ includes a right under a mortgage, deed of trust, assignment, judgment lien, pledge, security agreement, factoring agreement, or lease and any other right accruing to a person to secure the repayment of money, the performance of a duty, or any other obligation by a nonaffiliated person. ”