Table:
0
A
B
C
D
E
1
Date
Home
Score
Away
Attendance
2
16 November 2008
Hispano
2:3
Real Espana
1059
3
16 November 2008
Platense
1:0
Motagua
1326
4
16 November 2008
Vida
0:0
Deportes Savio
390
5
16 November 2008
Marathon
1:1
Victoria
521
6
16 November 2008
Olimpia
1:0
Real Juventud
2952

Questions and formulas:
Question: What is Date, when Attendance is less than 521?
Formula: LET(query1,SUMMARIZE(A1,SUMX(E1)),FILTER(query1,CHOOSECOLS(query1,2)<521))
Formula2: LET(query1,SUMMARIZE(A2:A6,SUMX(E2:E6)),FILTER(query1,CHOOSECOLS(query1,2)<521))
Level: hard
Question: What is Away, when Home is "marathon"?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="marathon"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="marathon"),4))
Level: medium
Question: What is Score, when Home is "marathon"?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="marathon"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="marathon"),3))
Level: medium
Question: What is the total number of Attendance(s), when Away is Real Juventud?
Formula: SUMIFS(E1,D1,"real juventud")
Formula2: SUMIFS(E2:E6,D2:D6,"real juventud")
Level: easy