Table:
0
A
B
C
D
E
1
Rank
Athlete
Country
Time
Notes
2
1
Alan Campbell
Great Britain
7:14.98
Q
3
2
Peter Hardcastle
Australia
7:17.74
Q
4
3
Patrick Loliger
Mexico
7:22.55
Q
5
4
Ken Jurkowski
United States
7:25.13
Q
6
5
Ruslan Naurzaliev
Uzbekistan
7:58.43
SE/F

Questions and formulas:
Question: What time has q as the notes, and Australia as the country?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(E1="q")*(C1="australia")),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,(E2:E6="q")*(C2:C6="australia")),4))
Level: medium
Question: What notes have a rank greater than 2, with mexico as the country?
Formula: LET(query1,LET(query1,FILTER(A1:E1,C1="mexico"),SUMMARIZE(CHOOSECOLS(query1,5),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)>2))
Formula2: LET(query1,LET(query1,FILTER(A2:E6,C2:C6="mexico"),SUMMARIZE(CHOOSECOLS(query1,5),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)>2))
Level: hard