Table:
0
A
B
C
D
E
1
Name
Creator
Latest stable version
Standard cost (USD)
Software license
2
"Overview" mode in GNOME Shell
GNOME team
3.8 (part of GNOME )
Free
GPL
3
Komposé
Hans Oischinger
0.5.4
Free
GPL
4
Present windows plugin for KWin
KWin team
0.1.0 (part of KWin )
Free
GPL
5
Scale plugin for Compiz Fusion
Compiz Fusion project
0.5.2 (part of Compiz Fusion release)
Free
GPL
6
Skippy (and Skippy-XD)
Hyriand
0.5.0
Free
GPL

Questions and formulas:
Question: What is the Standard cost (USD) by hans Oischinger Creator ?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="hans oischinger"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="hans oischinger"),4))
Level: medium
Question: What is the Standard cost (USD) of Kwin team creator?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="kwin team"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="kwin team"),4))
Level: medium
Question: Who is the Creator that has a version of 0.5.2 (part of compiz fusion release)?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="0.5.2 (part of compiz fusion release)"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,C2:C6="0.5.2 (part of compiz fusion release)"),2))
Level: medium
Question: Who is  a Creator of hyriand?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="hyriand"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="hyriand"),1))
Level: medium