Table:
0
A
B
C
D
E
F
G
H
I
1
Game
Date
Team
Score
High points
High rebounds
High assists
Location Attendance
Record
2
59
March 1
Toronto
W 109–98 (OT)
Dirk Nowitzki (24)
James Singleton (16)
Jason Kidd (15)
American Airlines Center 19,688
36–23
3
60
March 2
@ Oklahoma City
L 87–96 (OT)
Dirk Nowitzki (28)
James Singleton (6)
Dirk Nowitzki (6)
Ford Center 18,527
36–24
4
61
March 4
San Antonio
W 107–102 (OT)
Josh Howard (29)
Dirk Nowitzki (12)
Jason Kidd (9)
American Airlines Center 20,316
37–24
5
62
March 5
@ New Orleans
L 88–104 (OT)
Dirk Nowitzki (27)
Erick Dampier (9)
Jason Terry (4)
New Orleans Arena 17,230
37–25
6
63
March 7
Washington
W 119–103 (OT)
Dirk Nowitzki (34)
Dirk Nowitzki (9)
Jason Kidd (11)
American Airlines Center 20,150
38–25
7
64
March 10
@ Phoenix
W 122–117 (OT)
Dirk Nowitzki (34)
Dirk Nowitzki (13)
Dirk Nowitzki , José Juan Barea (4)
US Airways Center 18,422
39–25
8
65
March 11
@ Portland
W 93–89 (OT)
Dirk Nowitzki (29)
Dirk Nowitzki , Jason Kidd (10)
Jason Kidd (10)
Rose Garden 20,286
40–25
9
66
March 13
@ Golden State
L 110–119 (OT)
Dirk Nowitzki (27)
James Singleton (11)
Jason Kidd (11)
Oracle Arena 18,751
40–26
10
67
March 15
@ L.A. Lakers
L 100–107 (OT)
Jason Terry (29)
James Singleton (10)
Jason Kidd (9)
Staples Center 18,997
40–27
11
68
March 17
Detroit
W 103–101 (OT)
Dirk Nowitzki (30)
Erick Dampier (13)
José Juan Barea (8)
American Airlines Center 20,427
41–27
12
69
March 19
@ Atlanta
L 87–95 (OT)
Dirk Nowitzki (23)
Dirk Nowitzki (12)
Jason Kidd (6)
Philips Arena 17,499
41–28
13
70
March 20
@ Indiana
W 94–92 (OT)
Dirk Nowitzki (23)
James Singleton (11)
José Juan Barea (6)
Conseco Fieldhouse 17,232
42–28
14
71
March 25
Golden State
W 128–106 (OT)
Jason Terry , Dirk Nowitzki (26)
Erick Dampier (10)
José Juan Barea , Jason Kidd (7)
American Airlines Center 19,862
43–28
15
72
March 27
Denver
L 101–103 (OT)
Dirk Nowitzki (26)
Dirk Nowitzki (11)
José Juan Barea , Jason Terry (4)
American Airlines Center 20,310
43–29
16
73
March 29
@ Cleveland
L 74–102 (OT)
Dirk Nowitzki (20)
Ryan Hollins (12)
Jason Kidd (8)
Quicken Loans Arena 20,562
43–30
17
74
March 31
@ Minnesota
W 108–88 (OT)
Dirk Nowitzki (23)
Dirk Nowitzki (12)
Jason Kidd (13)
Target Center 12,111
44–30

Questions and formulas:
Question: What was the high amount of assists before game 60?
Formula: LET(query1,SUMMARIZE(G1,SUMX(A1)),FILTER(query1,CHOOSECOLS(query1,2)<60))
Formula2: LET(query1,SUMMARIZE(G2:G17,SUMX(A2:A17)),FILTER(query1,CHOOSECOLS(query1,2)<60))
Level: hard