Table:
0
A
B
C
D
E
1
Member
Electorate
Province
MPs term
Election date
2
Alfred Creyke Category:Articles with hCards
Avon
Canterbury
First
1 Cannot handle non-empty timestamp argument! 1861
3
Frederick Weld Category:Articles with hCards
Cheviot
Canterbury
Third
1 Cannot handle non-empty timestamp argument! 1861
4
Andrew Richmond Category:Articles with hCards
Collingwood
Nelson
First
4 Cannot handle non-empty timestamp argument! 1861
5
Isaac Cookson Category:Articles with hCards
Kaiapoi
Canterbury
Second
7 Cannot handle non-empty timestamp argument! 1861
6
Herbert Curtis Category:Articles with hCards
Motueka
Nelson
Second
5 Cannot handle non-empty timestamp argument! 1861
7
William Fox Category:Articles with hCards
Rangitiki
Wellington
Second
4 Cannot handle non-empty timestamp argument! 1861
8
Alfred Saunders Category:Articles with hCards
Waimea
Marlborough
First
1 Cannot handle non-empty timestamp argument! 1861

Questions and formulas:
Question: What was the province if the electorate was Collingwood?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="Collingwood"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,B2:B8="Collingwood"),3))
Level: medium
Question: What was the province with an election date of 5 cannot handle non-empty timestamp argument! 1861?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="5 Cannot handle non-empty timestamp argument! 1861"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,E2:E8="5 Cannot handle non-empty timestamp argument! 1861"),3))
Level: medium