sight-n; 4 Senses

Sense Number 1: An instance of visual perception.

Commentary: SIGHT[+event]

Examples:
The sight of Mary brought tears to my eyes.
He was a familiar sight on the television.
The train was an unexpected sight.

Mappings:
PropBank: sight.01
WordNet 3.0 Sense Numbers: 1, 2, 7

Sense Number 2: The ability to see.

Commentary: SIGHT[+faculty]

Examples:
His sight failed early in life.
Sight is a key sense.

Mappings:
PropBank: sight.01
WordNet 3.0 Sense Numbers: 3, 6

Sense Number 3: Range of mental vision.

Commentary: SIGHT[+range]
NOTE: may be metaphorical.

Examples:
In his sight she could do no wrong.
They fell out of sight of land.

Mappings:
PropBank: NM
WordNet 3.0 Sense Numbers: 4, 5

Sense Number 4: The ocular portion of a weapon.

Commentary: SIGHT[+weapon_part]

Examples:
Attach the sight to the rifle.
Careful adjust the sight on your bow.
Set your sights on the enemy.

Mappings:
PropBank: NM