Table:
0
A
B
C
D
E
1
Competition
Venue
Year
Category
Result
2
World Championships
POL Leszno
1999
World Class
Bronze
3
World Championships
ESP Lillo
2001
World Class
Bronze
4
World Championships
SVK Nitra
2003
World Class
Gold
5
World Championships
NOR Elverum
2004
Club Class
Gold
6
World Championships
FRA Saint-Auban
2005
Grand Prix
Gold
7
European Championships
SVK Nitra
2005
Club Class
Gold
8
World Championships
FRA Vinon-sur-Verdon
2006
Club Class
Gold
9
European Championships
LTU Pociunai
2007
Club Class
Gold
10
World Championships
NZL Omarama
2007
Grand Prix
Gold
11
World Air Games
ITA Torino
2009
Grand Prix
Gold
12
World Championships
CHL Santiago de Chile
2010
Grand Prix
Gold
13
World Championships
SVK Prievidza
2010
Standard Class
Gold
14
European Championships
SVK Nitra
2011
Standard Class
Gold
15
World Championships
USA Uvalde
2012
15m
Gold
16
World Championships
Argentina Chavez
2013
Standard Class
Gold
17
European Championships
FRA Vinon-sur-Verdon
2013
18m
Gold
18
European Championships
POL Ostrów Wielkopolski
2013
Standard Class
Gold

Questions and formulas:
Question: What are the venues prior to 2005 in the World Class category that resulted in a bronze?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1<2005)*(D1="world class")*(E1="bronze")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E18,(C2:C18<2005)*(D2:D18="world class")*(E2:E18="bronze")),2))
Level: medium
Question: What are the competitions that occurred before 2006 in SVK Nitra?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1<2006)*(B1="svk nitra")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E18,(C2:C18<2006)*(B2:B18="svk nitra")),1))
Level: medium
Question: What are the categories of events that occurred after 2007 that were World Championships?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1>2007)*(A1="world championships")),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E18,(C2:C18>2007)*(A2:A18="world championships")),4))
Level: medium
Question: What was the result of events held at Nor Elverum, prior to 2010?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1<2010)*(B1="nor elverum")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E18,(C2:C18<2010)*(B2:B18="nor elverum")),5))
Level: medium
Question: What was the competition held in 2003?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1=2003),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E18,C2:C18=2003),1))
Level: medium