Making a statement
Metadata as fields in a record
color = red
price = $24,500
doors = 2
make = Ford
model = Mustang
Statementcolor = red
Statements
color red
price $24,500
doors 2
make Ford
model Mustang
3-parts (or “a triple”)
subject
*predicate
verb* object
my car color** red
** “has color”
3-parts (or “a triple”)
subject
*predicate
verb* object
color** red
** “has color”
The subject of the statement
The data element
data
Exercise: Making statements
This is a dog named Dewey.Dewey is a golden retriever.Dewey is 8 years old.Dewey weights 42 kilos (!)
Statements
(has) breed
(has) weight
(has) nameDewey
Golden retriever
42 kilos
(has) age8 years
The graph
(has) nameDewey
Golden retriever
42 kilos
(has) breed
(has) weight
8 years
(has) age
Exercise: Making statements in graphs
• This is a dog named Dewey.• Dewey is a golden retriever.• Dewey is 8 years old.• Dewey weights 90 pounds (!)
• Dewey lives in Berkeley.• Berkeley is in California.• Berkeley is the home of the
University of California
Dewey
G Retrieve
8 years
42 kilos
weight
age
breed
name
Dewey
G Retrieve
8 years
42 kilos
weight
age
breed
name
Berkeley
lives in
Dewey
G Retrieve
8 years
42 kilos
weight
age
breed
name
Berkeley
lives in
California
located in
Dewey
G Retrieve
8 years
42 kilos
weight
age
breed
name
Berkeley
lives in
California
located in
U of C
located in