Table:
0
A
B
C
D
E
1
Actor
Character
Title/Rank
Series
Years
2
David Suchet
Hercule Poirot
Various
1-13
1989–2013
3
Hugh Fraser
Arthur Hastings
Captain OBE
1-8, 13
1989–2002, 2013
4
Philip Jackson
James Japp
Chief Inspector/Assistant Commissioner
1-8, 13
1989–2001, 2013
5
Pauline Moran
Felicity Lemon
Secretary
1-3, 5-8, 13
1989–1991, 1993-2001, 2013
6
Zoë Wanamaker
Ariadne Oliver
Writer
10-13
2006–2013

Questions and formulas:
Question: What series had the title rank of various?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="various"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,C2:C6="various"),4))
Level: medium
Question: What is the title rank of the actor who played the character of arthur hastings during series 1-8, 13?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="1-8, 13")*(B1="arthur hastings")),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(D2:D6="1-8, 13")*(B2:B6="arthur hastings")),3))
Level: medium
Question: What is the title rank of the actor who played the character of arthur hastings during series 1-8, 13?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="1-8, 13")*(B1="arthur hastings")),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(D2:D6="1-8, 13")*(B2:B6="arthur hastings")),3))
Level: medium
Question: What is the title rank of actor pauline moran?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="pauline moran"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6="pauline moran"),3))
Level: medium
Question: Which character had a title rank of various?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="various"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,C2:C6="various"),2))
Level: medium