Table:
0
A
B
C
D
E
1
Title
Author
First Issue
Last Issue
Completed?
2
Bamboo Blade
Masahiro Totsuka (author), Aguri Igarashi (artist)
August 2008
May 2009
No
3
Black Butler
Yana Toboso
August 2009
July 2010
No
4
Higurashi When They Cry
Ryukishi07 (author), Karin Suzuragi (artist)
August 2008
January 2009
No
5
Hero Tales
Huang Jin Zhou (author), Hiromu Arakawa (artist)
February 2009
On hiatus
No
6
K-On!
Kakifly
September 2010
Ongoing
No
7
Nabari no Ou
Yuhki Kamatani
August 2008
Unknown
No
8
Pandora Hearts
Jun Mochizuki
June 2009
Unknown
No
9
Soul Eater
Atsushi Okubo
August 2008
Unknown
No
10
Sumomomo Momomo
Shinobu Ohtaka
August 2008
October 2009
No
11
Yotsuba&!
Kiyohiko Azuma
September 2010
Ongoing
No

Questions and formulas:
Question: What is the First Issue date of Bamboo Blade?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="bamboo blade"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,A2:A11="bamboo blade"),3))
Level: medium
Question: What is the First issue date of the title with a Last Issue of July 2010?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="july 2010"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,D2:D11="july 2010"),3))
Level: medium
Question: What is the First Issue date of Soul Eater?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="soul eater"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,A2:A11="soul eater"),3))
Level: medium
Question: Was the Title with a Last Issue of July 2010 completed?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="july 2010"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,D2:D11="july 2010"),5))
Level: medium
Question: What is the Author of the Title with a First Issue of September 2010?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="september 2010"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,C2:C11="september 2010"),2))
Level: medium
Question: What is the Author of the Title with an Ongoing Last Issue?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="ongoing"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,D2:D11="ongoing"),2))
Level: medium