Table:
0
A
B
C
D
E
1
Game
Date
Opponent
Score
Series
2
1
May 1
@ Montreal Canadiens
3–1
Flyers lead 1–0
3
2
May 3
@ Montreal Canadiens
0–3
Series tied 1–1
4
3
May 5
Montreal Canadiens
1–5
Canadiens lead 2–1
5
4
May 7
Montreal Canadiens
0–3
Canadiens lead 3–1
6
5
May 9
@ Montreal Canadiens
2–1 OT
Canadiens lead 3–2
7
6
May 11
Montreal Canadiens
2–4
Canadiens win 4–2

Questions and formulas:
Question: On May 9 after Game 3, what was the Opponent?
Formula: LET(query1,LET(query1,FILTER(A1:E1,B1="may 9"),SUMMARIZE(CHOOSECOLS(query1,3),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)>3))
Formula2: LET(query1,LET(query1,FILTER(A2:E7,B2:B7="may 9"),SUMMARIZE(CHOOSECOLS(query1,3),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)>3))
Level: hard