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Concept:
Fall
System documentation
Superconcept:
Move
Definition:
An
object
falls toward earth.
Required Relationships:
object
: the thing that falls
Comment:
Note that fall is purely intransitive, i.e. it can never have an
agent
. However,
Let-Fall
, which causes a fall to occur, always has an agent.
Other Common Relationships:
origin
: the initial location of the
object
before the fall
destination
: the final location of the
object
after the fall
path
: the Place which the
object
moves along during the fall. Typically, this is an object or surface along which the
object
falls.
toward
: the location toward which the
object
falls. Unlike the
destination
, the
object
need not reach this Place, but it may.
away-from
: the location that the
object
moves away from during the fall. Unlike the
origin
, the
object
need not start at this Place, but it may.
Examples:
The anvil dropped from the 12th floor down the elevator shaft.
object
: the anvil
origin
: the 12th floor
path
: the elevator shaft
Comment:
Here "dropped" is translated to "fall".
Neighboring Concepts:
Similar to...
But different because...
Move
Fall is a special type of Move in which the direction is downward, toward the earth.