Table:
0
A
B
C
D
E
F
1
Year
Title
Role
Cast
Live / Studio
Label
2
1981
Meyerbeer : Gli amori di Teolinda (cantata)
—
Nicolesco
Live
Pro Arte
3
1983
Puccini : La rondine
Lisette
Te Kanawa Domingo, Nicolesco, Nucci, et al.
Live
CBS Records
4
1987
Bellini : Beatrice di Tenda
Beatrice di Tenda
Nicolesco, Toczyska, Cappuccilli, La Scola, et al.
Live
Rizzoli Records Sony 1995, 2009
5
1987
Mozart : The Marriage of Figaro
Marcellina
Hynninen Price, Battle, Nicolesco, et al.
Live
EMI
6
1987
Ravel : Alyssa and Alcyone (cantatas)
—
Nicolesco, Denize, Meens, Glashof
Live
Rizzoli Records
7
1988
Donizetti : Maria di Rohan
Maria
Nicolesco, Morino, Coni, Franci, et al.
Live
Nuova Era reissued 1991
8
1990
Verdi : Simon Boccanegra
Maria Boccanegra
Bruson Nicolesco, Sabbatini, Scandiuzzi, et al.
Live
Capriccio reissued 2005

Questions and formulas:
Question: Is it live or studio before 1983?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1<1983),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F8,A2:A8<1983),5))
Level: medium