Table:
0
A
B
C
D
E
F
1
Episode #
The Wørd
Guest
Introductory phrase
Original airdate
Production code
2
749
"None"
Barney Frank , Laura Ingraham
None
August 3
6097
3
750
"None"
Michael Posner
None
August 4
6098
4
753
"None"
David Finkel
None
August 11
6101
5
755
"None"
Richard A. Clarke , John Fetterman
None
August 16
6103
6
759
"Losing His Religion"
Leslie Kean
None
August 23
6107

Questions and formulas:
Question: Who were the guests on the episode that first aired August 16?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,E1="August 16"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,E2:E6="August 16"),3))
Level: medium
Question: What was the introductory phrase on the episode production code 6101?
Formula: LET(query1,SUMMARIZE(D1,SUMX(F1)),FILTER(query1,CHOOSECOLS(query1,2)=6101))
Formula2: LET(query1,SUMMARIZE(D2:D6,SUMX(F2:F6)),FILTER(query1,CHOOSECOLS(query1,2)=6101))
Level: hard
Question: What was the smallest production code for August 11's original episode?
Formula: MINIFS(F1,E1,"August 11")
Formula2: MINIFS(F2:F6,E2:E6,"August 11")
Level: easy
Question: How many introductory phrases were there on David Finkel's guest episode?
Formula: ROWS(UNIQUE(FILTER(D1, C1="David Finkel")))
Formula2: ROWS(UNIQUE(FILTER(D2:D6, C2:C6="David Finkel")))
Level: medium
Question: What was the minimum number of the episode that first aired August 11?
Formula: MINIFS(A1,E1,"August 11")
Formula2: MINIFS(A2:A6,E2:E6,"August 11")
Level: easy
Question: Who were the guests for August 16's original episode?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,E1="August 16"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,E2:E6="August 16"),3))
Level: medium