Table:
0
A
B
C
D
E
F
1
Round
Race
Circuit
Date
Event
Winning driver
2
1
Int. ADAC-Preis Hockenheim
Hockenheimring
27 April
Sprint Race
Laurent Aiello Laurent Aiello
3
2
Bergischer Löwe Zolder
Zolder
11 May
Sprint Race
Joachim Winkelhock Joachim Winkelhock
4
3
75. Eifelrennen
Nürburgring
25 May
Sprint Race
Laurent Aiello Laurent Aiello
5
4
70. Geburstags des Sachsenringen
Sachsenring
15 June
Sprint Race
Johnny Cecotto Johnny Cecotto
6
5
55. Int. ADAC Norisring Rennen
Norisring
29 June
Sprint Race
Joachim Winkelhock Joachim Winkelhock
7
6
ADAC Wunstorf
Wunstorf
13 July
Sprint Race
Laurent Aiello Laurent Aiello
8
7
Int. ADAC Preis von Zweibrücken
Zweibrücken
10 August
Sprint Race
Laurent Aiello Emanuele Pirro
9
8
Int. ADAC Alpentrophäe
Salzburgring
24 August
Sprint Race
Laurent Aiello Laurent Aiello
10
9
Int. ADAC-Preis Regio Ring Lahr
Regio-Ring
7 September
Sprint Race
Johnny Cecotto Joachim Winkelhock
11
10
24. ADAC Bilstein Supersprint
Nürburgring
5 October
Sprint Race
Laurent Aiello Laurent Aiello

Questions and formulas:
Question: What is Event, when Winning Driver is "Laurent Aiello Laurent Aiello", when Round is greater than 1, and when Circuit is "Wunstorf"?
Formula: LET(query1,LET(query1,FILTER(A1:F1,(F1="laurent aiello laurent aiello")*(C1="wunstorf")),SUMMARIZE(CHOOSECOLS(query1,5),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)>1))
Formula2: LET(query1,LET(query1,FILTER(A2:F11,(F2:F11="laurent aiello laurent aiello")*(C2:C11="wunstorf")),SUMMARIZE(CHOOSECOLS(query1,5),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)>1))
Level: hard
Question: What is Date, when Round is "2"?
Formula: LET(query1,SUMMARIZE(D1,SUMX(A1)),FILTER(query1,CHOOSECOLS(query1,2)=2))
Formula2: LET(query1,SUMMARIZE(D2:D11,SUMX(A2:A11)),FILTER(query1,CHOOSECOLS(query1,2)=2))
Level: hard
Question: What is Event, when Round is "10"?
Formula: LET(query1,SUMMARIZE(E1,SUMX(A1)),FILTER(query1,CHOOSECOLS(query1,2)=10))
Formula2: LET(query1,SUMMARIZE(E2:E11,SUMX(A2:A11)),FILTER(query1,CHOOSECOLS(query1,2)=10))
Level: hard
Question: What is Date, when Round is less than 10, and when Circuit is "Norisring"?
Formula: LET(query1,LET(query1,FILTER(A1:F1,C1="norisring"),SUMMARIZE(CHOOSECOLS(query1,4),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)<10))
Formula2: LET(query1,LET(query1,FILTER(A2:F11,C2:C11="norisring"),SUMMARIZE(CHOOSECOLS(query1,4),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)<10))
Level: hard