Table:
0
A
B
C
D
E
F
G
H
1
Release Title
Series
No. of DVDs
No. of Blu-ray Discs
Release Date
Episode No.
Region No.
Released by
2
The Complete Collection
1-11
28
N/A
March 30, 2009
1-61
2
ITV Studios
3
The Complete Collection
1-12
32
N/A
August 15, 2012
1-65
2
ITV Studios
4
The Early Cases
1-6
18
13
October 23, 2012
1-45
1
Acorn Media
5
The Definitive Collection
7-10
12
N/A
January 25, 2011
46-57
1
A&E Home Video
6
The Movie Collection - Set 4
11
3
N/A
July 7, 2009
58-59
1
Acorn Media
7
The Movie Collection - Set 5
11-12
3
N/A
July 27, 2010
60-61, 64
1
Acorn Media
8
Murder on the Orient Express
12
N/A
1
October 26, 2010
64
1
Acorn Media
9
The Movie Collection - Set 6
12
3
3
July 12, 2011
62-63, 65
1
Acorn Media

Questions and formulas:
Question: WHAT SERIES WAS RELEASED BY ITV STUDIOS AND A RELEASE DATE OF AUGUST 15, 2012?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,(H1="itv studios")*(E1="august 15, 2012")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H9,(H2:H9="itv studios")*(E2:E9="august 15, 2012")),2))
Level: medium
Question: WHAT IS THE EPISODE NUMBER  THAT HAS 28 DVD?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,C1=28),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H9,C2:C9=28),6))
Level: medium
Question: WHAT EPISODE HAS A REGION NUMBER BIGGER THAN 1, AND 32 DVDS?
Formula: LET(query1,LET(query1,FILTER(A1:H1,C1=32),SUMMARIZE(CHOOSECOLS(query1,6),SUMX(CHOOSECOLS(query1,7)))),FILTER(query1,CHOOSECOLS(query1,2)>1))
Formula2: LET(query1,LET(query1,FILTER(A2:H9,C2:C9=32),SUMMARIZE(CHOOSECOLS(query1,6),SUMX(CHOOSECOLS(query1,7)))),FILTER(query1,CHOOSECOLS(query1,2)>1))
Level: hard