Table:
0
A
B
C
D
E
1
Event
Time
Venue
Date
Notes
2
50 m freestyle
20.91
São Paulo
December 18, 2009
WR
3
100 m freestyle
46.91
Rome
July 30, 2009
WR
4
50 m freestyle
21.30
Beijing
August 16, 2008
OR
5
50 m butterfly
22.76
Rio de Janeiro
April 26, 2012
AM
6
4×50 m freestyle
1:26.12
São Paulo
December 19, 2009
SA
7
4×100 m freestyle
3:10.80
Rome
July 26, 2009
SA
8
4×100 m medley
3:29.16
Rome
August 2, 2009
SA

Questions and formulas:
Question: Which venue has a note of AM?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="am"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,E2:E8="am"),3))
Level: medium
Question: What is the time associated with August 16, 2008?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="august 16, 2008"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="august 16, 2008"),2))
Level: medium
Question: Which event was held in Beijing?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="beijing"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,C2:C8="beijing"),1))
Level: medium
Question: For a venue of Rome on July 30, 2009, what are the notes?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1="rome")*(D1="july 30, 2009")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,(C2:C8="rome")*(D2:D8="july 30, 2009")),5))
Level: medium