Table:
0
A
B
C
D
E
F
G
H
1
No. in series
No. in season
Title
Directedby
Writtenby
Originalairdate
Production code
U.S. viewers (million)
2
40
1
"Out"
Paris Barclay
Kurt Sutter
September6,2011
4WAB01
4.93
3
41
2
"Booster"
Guy Ferland
Dave Erickson & Chris Collins
September13,2011
4WAB02
3.71
4
42
3
"Dorylus"
Peter Weller
Regina Corrado & Liz Sagal
September20,2011
4WAB03
3.42
5
43
4
"Una Venta"
Billy Gierhart
Kurt Sutter & Marco Ramirez
September27,2011
4WAB04
3.28
6
44
5
"Brick"
Paris Barclay
Dave Erickson & Brady Dahl
October4,2011
4WAB05
3.51
7
45
6
"With an X"
Guy Ferland
Chris Collins & Regina Corrado
October11,2011
4WAB06
3.56
8
46
7
"Fruit for the Crows"
Gwyneth Horder-Payton
Kurt Sutter & Liz Sagal
October18,2011
4WAB07
3.65
9
47
8
"Family Recipe"
Paul Maibaum
Dave Erickson & Brady Dahl
October25,2011
4WAB08
3.82
10
48
9
"Kiss"
Billy Geirhart
Regina Corrado & Marco Ramirez
November1,2011
4WAB09
3.63
11
49
10
"Hands"
Peter Weller
Chris Collins & David Labrava & Kurt Sutter
November8,2011
4WAB10
3.93
12
50
11
"Call of Duty"
Gwyneth Horder-Payton
Liz Sagal & Gladys Rodriguez
November15,2011
4WAB11
4.23
13
51
12
"Burnt and Purged Away"
Paris Barclay
Kurt Sutter & Dave Erickson
November22,2011
4WAB12
3.85
14
52
13
"To Be - Act 1"
Kurt Sutter
Kurt Sutter & Chris Collins
November29,2011
4WAB13
4.42

Questions and formulas:
Question: Who directed the episode with a production code of 4WAB05?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,G1="4WAB05"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H14,G2:G14="4WAB05"),4))
Level: medium
Question: When did the episode titled "family recipe" originally air? 
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,C1="Family Recipe"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H14,C2:C14="Family Recipe"),6))
Level: medium
Question: Who directed the episode with a production code of 4WAB04?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,G1="4WAB04"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H14,G2:G14="4WAB04"),4))
Level: medium