Table:
0
A
B
C
D
E
1
Date
Visitor
Score
Home
Record
2
March 3
Winnipeg
4 - 3
Detroit
36-20-9
3
March 5
Minnesota
4 - 2
Detroit
36-21-9
4
March 7
Detroit
4 - 4
Quebec
36-21-10
5
March 8
Detroit
1 - 4
Montreal
36-22-10
6
March 12
Detroit
5 - 4
St. Louis
37-22-10
7
March 14
Detroit
1 - 4
Minnesota
37-23-10
8
March 15
Detroit
1 - 1
Winnipeg
37-23-11
9
March 17
Detroit
5 - 4
San Jose
38-23-11
10
March 20
NY Rangers
4 - 2
Detroit
38-24-11
11
March 22
Philadelphia
4 - 3
Detroit
38-25-11
12
March 24
Pittsburgh
2 - 4
Detroit
39-25-11
13
March 28
Vancouver
1 - 3
Detroit
40-25-11
14
March 29
Detroit
6 - 2
Vancouver
41-25-11
15
March 31
Chicago
3 - 3
Detroit
41-25-12

Questions and formulas:
Question: What did st. louis score at home?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="st. louis"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E15,D2:D15="st. louis"),3))
Level: medium