maintenance-n; 5 Senses

Sense Number 1: the upkeep of equipment or machinery

Commentary: MAINTENANCE[+activity][+intentional][+upkeep][+equipment]

Examples:
The computer system will be down this weekend for maintenance.
Dallas is a hub where that airline does a lot of its aircraft maintenance.
Expenses of running a hotel include utilities and maintenance.

Mappings:
PropBank: maintenance.01
WordNet 3.0 Sense Numbers: 1

Sense Number 2: providing living expenses, sustenance

Commentary: MAINTENANCE[+activity][+intentional][+provision][+living_expenses]
NOTE: a narrow usage of Sense 3, always implies living expenses, needs

Examples:
John took the job to provide better maintenance of his growing family.
The village's maintenance is largely dependent on fishing.

Mappings:
PropBank: NM
WordNet 3.0 Sense Numbers: 2, 4

Sense Number 3: the ongoing preservation or continuation of something

Commentary: MAINTENANCE[+activity][+intentional][+preservation][+ongoing]

Examples:
Certain social conditions are required for the maintenance of democratic government.
The military ships are stationed there to insure a steady maintenance of oil to the region.

Mappings:
PropBank: maintenance.01
WordNet 0.0 Sense Numbers: 1

Sense Number 4: alimony, financial support in a divorce

Commentary: MAINTENANCE[+quantity][+money][+alimony]

Examples:
The judge increased Bob's monthly maintenance to his ex-wife by 10 percent.
Their prenuptial agreement specified that no maintenance would be required in the event of divorce.

Mappings:
PropBank: NM
WordNet 3.0 Sense Numbers: 3

Sense Number 5: unauthorized meddling in a legal proceeding

Commentary: MAINTENANCE[+event][-authorized][+interference][+in_proceeding][+legal]

Examples:
He was charged with criminal maintenance in the case.

Mappings:
PropBank: NM
WordNet 3.0 Sense Numbers: 5