The picture depicts reality by representing a possibility of the existence and nonexistence of atomic facts.
The picture represents a possible state of affairs in logical space.
The picture contains the possibility of the state of affairs which it represents.
The picture agrees with reality or not; it is right or wrong, true or false.
The picture represents what it represents, independently of its truth or falsehood, through the form of representation.
What the picture represents is its sense.
In the agreement or disagreement of its sense with reality, its truth or falsity consists.
In order to discover whether the picture is true or false we must compare it with reality.