Table:
0
A
B
C
D
E
F
G
1
White
Black
Year
Result
Moves
Tournament
Opening
2
Kramnik
Anand
2002
½–½
33
León
D37 Queen's Gambit Declined
3
Anand
Kramnik
2002
½–½
20
León
E15 Queen's Indian Defence
4
Kramnik
Anand
2002
1–0
37
León
D27 Queen's Gambit Accepted
5
Anand
Kramnik
2002
½–½
48
León
D37 Queen's Gambit Declined
6
Kramnik
Anand
2002
½–½
38
León
D27 Queen's Gambit Accepted
7
Anand
Kramnik
2002
½–½
20
León
C67 Ruy Lopez : Berlin Defence
8
Anand
Kramnik
2007
½–½
24
Moscow
C67 Ruy Lopez : Berlin Defence
9
Kramnik
Anand
2007
½–½
24
Moscow
D43 Semi-Slav Defence

Questions and formulas:
Question: Who was the opponent of Anand in the match with 20 moves that opened with E15 Queen's Indian Defence?
Formula: LET(query1,LET(query1,FILTER(A1:G1,(A1="anand")*(G1="e15 queen's indian defence")),SUMMARIZE(CHOOSECOLS(query1,2),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)=20))
Formula2: LET(query1,LET(query1,FILTER(A2:G9,(A2:A9="anand")*(G2:G9="e15 queen's indian defence")),SUMMARIZE(CHOOSECOLS(query1,2),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)=20))
Level: hard