Table:
0
A
B
C
D
E
1
Year
Show
Season
Episode title
Episode
2
2011
Treme
2
"What is New Orleans?"
9
3
2010
Treme
1
"At the Foot of Canal Street"
4
4
2010
The Pacific
1
Part 3
3
5
2008
The Wire
5
" Late Editions "
9
6
2006
The Wire
4
" That's Got His Own "
12
7
2004
The Wire
3
" Middle Ground "
11
8
2004
The Wire
3
" Slapstick "
9
9
2004
The Wire
3
" Hamsterdam "
4
10
2003
The Wire
2
" Bad Dreams "
11
11
2003
The Wire
2
" Duck and Cover "
8
12
2002
The Wire
1
" Cleaning Up "
12

Questions and formulas:
Question: Which show had a part 3 before 2011?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(A1<2011)*(D1="part 3")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,(A2:A12<2011)*(D2:D12="part 3")),2))
Level: medium