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
1
October 11
@ Portland
W 99–89
Rashard Lewis (17)
Nick Collison (14)
Earl Watson (4)
Rose Garden 14,073
1–0
3
2
October 12
@ L. A. Lakers
L 101–104
Nick Collison (20)
Robert Swift (8)
Earl Watson (4)
Honda Center 11,659
1–1
4
3
October 15
@ Chicago
L 105–110 (OT)
Ray Allen (22)
Chris Wilcox (12)
Earl Watson (8)
Allen Fieldhouse 12,758
1–2
5
4
October 20
Portland
L 95–103
Ray Allen (16)
Robert Swift (6)
Luke Ridnour (6)
KeyArena 14,061
1–3
6
5
October 21
@ L. A. Clippers
L 82–86
Ray Allen (19)
Rashard Lewis , Nick Collison (9)
Earl Watson (6)
Staples Center 14,089
1–4
7
6
October 23
@ Phoenix
W 108–102
Ray Allen (25)
Nick Collison (9)
Luke Ridnour (6)
US Airways Center 18,422
2–4
8
7
October 25
Sacramento
W 103–88
Rashard Lewis (16)
Nick Collison (6)
Luke Ridnour (8)
KeyArena 11,887
3–4

Questions and formulas:
Question: What is the location for the game on October 20 with it's corresponding attendance?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:I1,B1="October 20"),8))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:I8,B2:B8="October 20"),8))
Level: medium