Table:
0
A
B
C
D
E
F
1
Conference
Regular Season Winner
Conference Player of the Year
Conference Tournament
Tournament Venue (City)
Tournament Winner
2
Atlantic 10 Conference
Temple (East) George Washington (West)
Shawnta Rogers , George Washington
1999 Atlantic 10 Men's Basketball Tournament
The Spectrum ( Philadelphia, Pennsylvania )
Rhode Island
3
Atlantic Coast Conference
Duke
Elton Brand , Duke
1999 ACC Men's Basketball Tournament
Charlotte Coliseum ( Charlotte, North Carolina )
Duke
4
Big 12 Conference
Texas
Venson Hamilton , Nebraska
1999 Big 12 Men's Basketball Tournament
Kemper Arena ( Kansas City, Missouri )
Kansas
5
Big Sky Conference
Weber State
Harold Arceneaux , Weber State
1999 Big Sky Men's Basketball Tournament
Dee Events Center ( Ogden, Utah )
Weber State
6
Colonial Athletic Association
George Mason
George Evans , George Mason
1999 CAA Men's Basketball Tournament
Richmond Coliseum ( Richmond, Virginia )
George Mason
7
Ivy League
Penn
Brian Earl , Princeton
No Tournament
No Tournament
No Tournament
8
Metro Atlantic Athletic Conference
Niagara & Siena
Alvin Young , Niagara
1999 MAAC Men's Basketball Tournament
Marine Midland Arena ( Buffalo, New York )
Siena
9
Mid-American Conference
Miami (Ohio) (East) Toledo (West)
Wally Szczerbiak , Miami (Ohio)
1999 MAC Men's Basketball Tournament
SeaGate Convention Centre ( Toledo, Ohio )
Kent State
10
Pacific-10 Conference
Stanford
Jason Terry , Arizona
No Tournament
No Tournament
No Tournament
11
Patriot League
Lafayette
Brian Ehlers , Lafayette
1999 Patriot League Men's Basketball Tournament
Kirby Sports Center ( Easton, Pennsylvania )
Lafayette
12
Southeastern Conference
Tennessee (East) Auburn (West)
Chris Porter , Auburn
1999 SEC Men's Basketball Tournament
Georgia Dome ( Atlanta, Georgia )
Kentucky
13
Sun Belt Conference
Louisiana Tech
Chico Fletcher , Arkansas State
1999 Sun Belt Men's Basketball Tournament
Cajundome ( Lafayette, Louisiana )
Arkansas State

Questions and formulas:
Question: Who was the regular season winner of the 1999 Big Sky Men's Basketball Tournament was the conference tournament?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,D1="1999 Big Sky Men's Basketball Tournament"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F13,D2:D13="1999 Big Sky Men's Basketball Tournament"),2))
Level: medium