Table:
0
A
B
C
D
E
1
Date
Visitor
Score
Home
Record
2
April 22
Ottawa
2 – 1 (OT)
New Jersey
1 – 0
3
April 24
Ottawa
1 – 3
New Jersey
1 – 1
4
April 26
New Jersey
1 – 2 (OT)
Ottawa
2 – 1
5
April 28
New Jersey
3 – 4
Ottawa
3 – 1
6
April 30
Ottawa
1 – 3
New Jersey
3 – 2
7
May 2
New Jersey
1 – 3
Ottawa
4 – 2

Questions and formulas:
Question: What is the score on the date of May 2?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="may 2"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,A2:A7="may 2"),3))
Level: medium
Question: What city was a visitor on the date of April 30?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="april 30"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,A2:A7="april 30"),2))
Level: medium
Question: On the date of April 22, which city was a visitor?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="april 22"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,A2:A7="april 22"),2))
Level: medium
Question: What visitor has Ottawa as a home and a date of April 26?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="ottawa")*(A1="april 26")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,(D2:D7="ottawa")*(A2:A7="april 26")),2))
Level: medium