Table:
0
A
B
C
D
E
1
W.H. Archer
J.E. Armstrong
H.L. Birkett
F.A. Brill
H.T. Brewer
2
R. Cochrane
R. Crawford
L.L. Davidson
H.C. Doney
W.C. Drummond
3
C.I.M. Dryden
B.H. Driver
F.H. Dunner
B.F. Elliott
W.S. Evenden
4
W.Mc. A. Calpraith
C.P. Greeks
R.S. Greeks
C. Crindrod
A. Hadley
5
C.M. Herzoc
J.J.C. Herzoc
A.F. Hill
J.L. Howie
H.M. Jones
6
D.M. Lawson
J.R.R. Leys
W.H. McKenzie
C.E. Makeham
J.C. Mill
7
A.C.H. Millar
A.J. Wilson
R. Mollinson
A. Moore
K.R. Murray
8
R. Newman
W.C. Pickering
C.H. Rose
J.D. Rutherford
J.D. Shaddick
9
R.A. Sinclair
Arthur Smith
Alex Smith
E.P. Smith
J. Teaze

Questions and formulas:
Question: Who is J.E. Armstrong when W.H. Archer is D.M. Lawson?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="D.M. Lawson"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,A2:A9="D.M. Lawson"),2))
Level: medium
Question: What are the fa.brill when w.h. archer is known as r. newman?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="R. Newman"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,A2:A9="R. Newman"),4))
Level: medium
Question: Who is h.l birkett if w.h. archer is r. cochrane?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="R. Cochrane"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,A2:A9="R. Cochrane"),3))
Level: medium
Question: Who is h.t. brewer when j.e. armstrong is a.j. wilson?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="A.J. Wilson"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,B2:B9="A.J. Wilson"),5))
Level: medium
Question: Who is h.t. brewer when je armstrong is c.p. greeks?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="C.P. Greeks"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,B2:B9="C.P. Greeks"),5))
Level: medium