Relationships Role Relationship Start Relationship End
Citibank, National Association Parent 6/28/1985 2/26/1992
Health Care Investment Analysts, Inc. Subsidary 12/5/1988 2/26/1992
Ambac Inc. Subsidary 7/18/1991 2/26/1992
Ambac Indemnity Corporation Subsidary 6/28/1985 7/17/1991
Ambac Financial Corp. Subsidary 4/1/1991 7/17/1991
Ambac Inc. Subsidary 4/29/1991 7/17/1991
American Municipal Bond Holding Company Subsidary 6/28/1985 12/19/1990