Question: what is the general structure of an url
[{'answer': 'a protocol', 'provenance': [{'wikipedia_id': '47817022', 'title': 'URL', 'start_paragraph_id': 2, 'start_character': 142, 'end_paragraph_id': 2, 'end_character': 152, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'a hostname', 'provenance': [{'wikipedia_id': '47817022', 'title': 'URL', 'start_paragraph_id': 2, 'start_character': 165, 'end_paragraph_id': 2, 'end_character': 175, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'a file name', 'provenance': [{'wikipedia_id': '47817022', 'title': 'URL', 'start_paragraph_id': 2, 'start_character': 192, 'end_paragraph_id': 2, 'end_character': 203, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47817022', 'title': 'URL', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 203, 'bleu_score': 0.707786583395553, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5133292412156550554}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47817022', 'title': 'URL', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5133292412156550554}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47817022', 'title': 'URL', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['A Uniform Resource Locator (URL), colloquially termed a web address, is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it. A URL is a specific type of Uniform Resource Identifier (URI), although many people use the two terms interchangeably. URLs occur most commonly to reference web pages (http), but are also used for file transfer (ftp), email (mailto), database access (JDBC), and many other applications.', 'A Uniform Resource Locator (URL), colloquially termed a web address, is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it. A URL is a specific type of Uniform Resource Identifier (URI), although many people use the two terms interchangeably. URLs occur most commonly to reference web pages (http), but are also used for file transfer (ftp), email (mailto), database access (JDBC), and many other applications.']}}]}, {'provenance': [{'wikipedia_id': '47817022', 'title': 'URL', 'section': 'Section::::Abstract.', 'start_paragraph_id': 2, 'end_paragraph_id': 2, 'meta': {'evidence_span': ['Most web browsers display the URL of a web page above the page in an address bar. A typical URL could have the form codice_1, which indicates a protocol (codice_2), a hostname (codice_3), and a file name (codice_4).', 'Most web browsers display the URL of a web page above the page in an address bar. A typical URL could have the form codice_1, which indicates a protocol (codice_2), a hostname (codice_3), and a file name (codice_4).', 'A typical URL could have the form codice_1, which indicates a protocol (codice_2), a hostname (codice_3), and a file name (codice_4)']}}]}, {'provenance': [{'wikipedia_id': '717671', 'title': 'Query string', 'section': 'Section::::Abstract.', 'start_paragraph_id': 2, 'end_paragraph_id': 2, 'meta': {'evidence_span': ['On the internet, a query string is the part of a uniform resource locator (URL) which assigns values to specified parameters. The query string commonly includes fields added to a base URL by a Web browser or other client application, for example as part of an HTML form. A web server can handle a Hypertext Transfer Protocol request either by reading a file from its file system based on the URL path or by handling the request using logic that is specific to the type of resource. In cases where special logic is invoked, the query string will be available to that logic for use in its processing, along with the path component of the URL.', 'On the internet, a query string is the part of a uniform resource locator (URL) which assigns values to specified parameters. The query string commonly includes fields added to a base URL by a Web browser or other client application, for example as part of an HTML form. A web server can handle a Hypertext Transfer Protocol request either by reading a file from its file system based on the URL path or by handling the request using logic that is specific to the type of resource. In cases where special logic is invoked, the query string will be available to that logic for use in its processing, along with the path component of the URL.']}}]}]