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
75
April 1
@ Phoenix
L 109–114 (OT)
Ron Artest (28)
Yao Ming (14)
Aaron Brooks (5)
US Airways Center 18,422
48–27
3
76
April 3
@ L.A. Lakers
L 81–93 (OT)
Ron Artest (21)
Yao Ming (10)
Aaron Brooks (6)
Staples Center 18,997
48–28
4
77
April 5
Portland
W 102–88 (OT)
Yao Ming (21)
Yao Ming (12)
Kyle Lowry (6)
Toyota Center 18,214
49–28
5
78
April 7
Orlando
W 93–83 (OT)
Yao Ming (20)
Yao Ming (16)
Ron Artest (7)
Toyota Center 18,389
50–28
6
80
April 10
@ Golden State
W 113–109 (OT)
Luis Scola (28)
Dikembe Mutombo (15)
Ron Artest (6)
Oracle Arena 19,596
52–28
7
81
April 13
New Orleans
W 86–66 (OT)
Yao Ming (22)
Luis Scola (15)
Ron Artest (5)
Toyota Center 18,409
53–28

Questions and formulas:
Question: How many different items appear in the high points column when the location attendance was US Airways Center 18,422?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:I1,H1="US Airways Center 18,422"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:I7,H2:H7="US Airways Center 18,422"),5))
Level: medium
Question: What was the high assists on April 7?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:I1,B1="April 7"),7))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:I7,B2:B7="April 7"),7))
Level: medium