Table:
0
A
B
C
D
E
1
Lok Sabha
Duration
Name of M.P.
Party Affiliation
Election Year
2
Fourth
1967-71
P. Sivasankaran
Dravida Munnetra Kazhagam
1967
3
Fifth
1971-77
T.S. Lakshmanan
Dravida Munnetra Kazhagam
1971
4
Sixth
1977-80
Seeralan Jaganathan
All India Anna Dravida Munnetra Kazhagam
1977
5
Seventh
1980-84
T. Nagaratnam
Dravida Munnetra Kazhagam
1980
6
Eighth
1984-89
Margatham Chandrasekar
Indian National Congress
1984
7
Ninth
1989-91
Margatham Chandrasekar
Indian National Congress
1989
8
Tenth
1991-96
Margatham Chandrasekar
Indian National Congress
1991
9
Elewenth
1996-98
T. Nagaratnam
Dravida Munnetra Kazhagam
1996
10
Twelfth
1998-99
K. Venugopal
All India Anna Dravida Munnetra Kazhagam
1998
11
Thirteenth
1999-04
A. Krishnaswamy
Dravida Munnetra Kazhagam
1999
12
Fourteenth
2004-09
A. Krishnaswamy
Dravida Munnetra Kazhagam
2004
13
Fifteenth
2009- Incumbent
T. R. Baalu
Dravida Munnetra Kazhagam
2009

Questions and formulas:
Question: What is the Lok Sabha for Dravida Munnetra Kazhagam, in 1999-04?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="dravida munnetra kazhagam")*(B1="1999-04")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E13,(D2:D13="dravida munnetra kazhagam")*(B2:B13="1999-04")),1))
Level: medium
Question: What is the duration when Lok Sabha shows fifth?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="fifth"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E13,A2:A13="fifth"),2))
Level: medium