Table:
0
A
B
C
D
E
1
Year
Album
Artist
Song
Note
2
1994
North (Original Motion Picture Soundtrack)
Marc Shaiman
"A Very Successful Life"
vocals
3
2003
Pandemoniumfromamerica
Buckethead & Viggo
"Gone" with Henry Mortensen & Viggo
vocals
4
2003
Pandemoniumfromamerica
Buckethead & Viggo
"Shadow"
percussion
5
2003
Pandemoniumfromamerica
Buckethead & Viggo
"Maybe"
piano
6
2003
Pandemoniumfromamerica
Buckethead & Viggo
"Half Fling" with Dominic Monaghan
vocals and lyrics
7
2008
Trash, Rats & Microphones
Heloise & The Savoir Faire
"On Fuego"
tape [Tape Echo]

Questions and formulas:
Question: What was the note with a year after 2003?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1>2003),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,A2:A7>2003),5))
Level: medium
Question: When was the note a vocals and the album north (original motion picture soundtrack)?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(E1="vocals")*(B1="north (original motion picture soundtrack)")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,(E2:E7="vocals")*(B2:B7="north (original motion picture soundtrack)")),1))
Level: medium
Question: Which artist was 2003?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1=2003),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,A2:A7=2003),3))
Level: medium