Property talk:P8764

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port calls
harbor or port at which the ship stopped; port of call

Represents	port of call (Q99732461)
Data type	Item
Domain	watercraft (Q1229765)
Usage notes	use for ships or submarines calling a limited number of ports over their lifetime
Example	HMNS Liberty (Q5631082) → Port Hercules (Q7230673) Doris (Q99752758) → Port Hercules (Q7230673) Sagitta (Q99752922) → Port Hercules (Q7230673) Calanthe (Q99753025) → Port Hercules (Q7230673)
See also	location (P276), via (P2825), shipping port (P504), port of registry (P532), country of registry (P8047)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties By value of property Most statements Fewest statements Most sitelinks Most linked wikis Total of sitelinks on items Most identifiers Fewest identifiers Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Database reports/Constraint violations/P8764 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 37 Main statement 33 89.2% of uses Qualifier 4 10.8% of uses
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Multi value: this property generally contains two or more values. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8764#Multi value, SPARQL

Type “watercraft (Q1229765)”: item must contain property “instance of (P31), subclass of (P279)” with classes “watercraft (Q1229765)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8764#Type Q1229765, SPARQL

Value type “port (Q44782)”: This property should use items as value that contain property “instance of (P31)”. On these, the value for instance of (P31) should be an item that uses subclass of (P279) with value port (Q44782) (or a subclass thereof). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8764#Value type Q44782, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8764#Entity types

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8764#Scope, SPARQL

Citation needed: the property must have at least one reference (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8764#citation needed

Qualifiers “point in time (P585), start time (P580), end time (P582), earliest date (P1319), earliest end date (P8554), latest start date (P8555), latest date (P1326)”: this property should be used only with the listed qualifiers. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8764#allowed qualifiers, SPARQL