Table:
0
A
B
C
D
E
1
Date
Home
Score
Away
Attendance
2
18 October 2008
Marathon
1:0
Olimpia
6650
3
18 October 2008
Victoria
1:0
Real Juventud
369
4
19 October 2008
Motagua
1:0
Vida
1675
5
19 October 2008
Platense
0:1
Real Espana
2356
6
19 October 2008
Hispano
2:1
Deportes Savio
225

Questions and formulas:
Question: What is the date for the game where Platense was the home side?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="platense"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="platense"),1))
Level: medium
Question: On what date was the game with fewer than 6650 in attendance, that finished 0:1?
Formula: LET(query1,LET(query1,FILTER(A1:E1,C1="0:1"),SUMMARIZE(CHOOSECOLS(query1,1),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)<6650))
Formula2: LET(query1,LET(query1,FILTER(A2:E6,C2:C6="0:1"),SUMMARIZE(CHOOSECOLS(query1,1),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)<6650))
Level: hard
Question: Who was the home team in the game with more than 1675, and Olimpia was the away side?
Formula: LET(query1,LET(query1,FILTER(A1:E1,D1="olimpia"),SUMMARIZE(CHOOSECOLS(query1,2),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)>1675))
Formula2: LET(query1,LET(query1,FILTER(A2:E6,D2:D6="olimpia"),SUMMARIZE(CHOOSECOLS(query1,2),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)>1675))
Level: hard