Table:
0
A
B
C
D
E
F
1
Name
Position
Period
Appearances¹
Goals¹
Nationality²
2
Robert Jacques
Forward
1985 – 1986
28
6
France
3
Christophe Jallet
Defender
2009 –
180
9
France
4
Gérard Janvion
Defender
1983 – 1985
50
0
France
5
Philippe Jean
Defender
1977 – 1979
14
0
France
6
Philippe Jeannol
Defender
1984 – 1991
219
15
France

Questions and formulas:
Question: What time period had appearances of 219?
Formula: LET(query1,SUMMARIZE(C1,SUMX(D1)),FILTER(query1,CHOOSECOLS(query1,2)=219))
Formula2: LET(query1,SUMMARIZE(C2:C6,SUMX(D2:D6)),FILTER(query1,CHOOSECOLS(query1,2)=219))
Level: hard
Question: How many periods had 15 goals?
Formula: ROWS(UNIQUE(FILTER(C1, E1=15)))
Formula2: ROWS(UNIQUE(FILTER(C2:C6, E2:E6=15)))
Level: medium