Table:
0
A
B
C
D
E
1
Year
Competition
Venue
Position
Notes
2
2008
Olympic Games
Beijing
7th
-58KG
3
2008
British International Open
Manchester
2nd
-63KG
4
2008
Belgian Open
Herentals
2nd
-58KG
5
2008
Dutch Open
Eindhoven
2nd
-58KG
6
2009
British International Open
Manchester
1st
-63KG
7
2010
Belgian Open
Herentals
1st
-63KG
8
2011
World Championships
Gyeongju
2nd
-63KG
9
2011
Chuncheon Open
Chuncheon
3rd
-68KG
10
2011
Goseong Invitational
Goseong
1st
-68KG

Questions and formulas:
Question: Which year was held in beijing?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="beijing"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E10,C2:C10="beijing"),1))
Level: medium
Question: How many years had a Venue of eindhoven?
Formula: ROWS(UNIQUE(FILTER(A1, C1="eindhoven")))
Formula2: ROWS(UNIQUE(FILTER(A2:A10, C2:C10="eindhoven")))
Level: medium
Question: Which Competition has a Venue of manchester in 2009?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1="manchester")*(A1=2009)),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E10,(C2:C10="manchester")*(A2:A10=2009)),2))
Level: medium
Question: Which Year has a Position of 2nd, and Notes of -63kg, and a Venue of manchester?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="2nd")*(E1="-63kg")*(C1="manchester")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E10,(D2:D10="2nd")*(E2:E10="-63kg")*(C2:C10="manchester")),1))
Level: medium