Table:
0
A
B
C
D
E
1
Race
Length
Class
Circuit
Date
2
Rolex 24 at Daytona
24 Hours
All
Daytona International Speedway
February 4 February 5
3
Exxon MasterCard 12 Hours of Sebring
12 Hours
All
Sebring International Raceway
March 18
4
Rain-X/ Motorola Grand Prix of Atlanta
3 Hours
All
Road Atlanta
April 30
5
Moosehead Grand Prix
3 Hours
All
Halifax Circuit
May 21
6
The Dodge Dealers Grand Prix of Lime Rock
1 Hour
GTS
Lime Rock Park
May 29
7
The Dodge Dealers Grand Prix of Lime Rock
1 Hour 45 Minutes
WSC
Lime Rock Park
May 29
8
The Glen Continental
3 Hours
All
Watkins Glen International
June 24
9
Apple Computer Inc. California Grand Prix
1 Hour
GTS-2
Sears Point Raceway
July 16
10
Apple Computer Inc. California Grand Prix
1 Hour 45 Minutes
WSC/GTS-1
Sears Point Raceway
July 16
11
Chrysler Mosport 500
3 Hours
All
Mosport International Raceway
August 13
12
Seitel Texas World Grand Prix
3 Hours
All
Texas World Speedway
September 10
13
Exxon World Sports Car Championships
1 Hour
GTS-2
Phoenix International Raceway
September 30
14
Exxon World Sports Car Championships
2 Hours
WSC/GTS-1
Phoenix International Raceway
September 30
15
Acxiom Grand Prix du Mardi Gras
1 Hour
GTS-2
New Orleans street course
October 8
16
Acxiom Grand Prix du Mardi Gras
1 Hour 45 Minutes
WSC/GTS-1
New Orleans street course
October 8

Questions and formulas:
Question: Name the length for class of gts-2 and date of october 8
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1="gts-2")*(E1="october 8")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E16,(C2:C16="gts-2")*(E2:E16="october 8")),2))
Level: medium
Question: Name the circuit with class of gts
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="gts"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E16,C2:C16="gts"),4))
Level: medium
Question: Name the length for all class and date of march 18
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1="all")*(E1="march 18")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E16,(C2:C16="all")*(E2:E16="march 18")),2))
Level: medium