minor fixes and precisions

Author: pchampin

common/terms.html

@@ -105,7 +105,7 @@
     A <a>datatype IRI</a> is an <a>IRI</a> identifying a datatype that determines how the lexical form maps to a
     <a data-cite="RDF11-CONCEPTS#dfn-literal-value">literal value</a>.</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-default-graph" class="preserve">default graph</dfn></dt><dd>
-    The <a>default graph</a> is an <a>RDF graph</a> having no <a data-lt="graph name">name</a>, which MAY be empty.</dd>
+    The <a>default graph</a> of a <a>dataset</a> is an <a>RDF graph</a> having no <a data-lt="graph name">name</a>, which MAY be empty.</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-graph-name" class="preserve">graph name</dfn></dt><dd>
     The <a>IRI</a> or <a>blank node</a> identifying a <a>named graph</a>.</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-language-tagged-string" class="preserve">language-tagged string</dfn></dt><dd>
@@ -119,17 +119,20 @@
     A set of documents, each containing a representation of a <a>linked data graph</a>.</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-rdf-graph" data-lt="linked data graph|graph" class="preserve">RDF graph</dfn></dt><dd>
     A labeled directed <a>graph</a>,
-    i.e., a set of <a>nodes</a> connected by directed-arcs.</dd>
+    i.e., a set of <a>nodes</a> connected by directed-arcs.
+    Also called <a>linked data graph</a>.
+  </dd>
   <dt><dfn data-cite="RDF-SCHEMA#ch_collectionvocab" data-lt="collection|RDF collection" class="preserve">list</dfn></dt><dd>
     A <a>list</a> is an ordered sequence of <a>IRIs</a>, <a>blank nodes</a>, and <a>literals</a>.</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-literal" data-lt="RDF literal" class="preserve">literal</dfn></dt><dd>
     An <a>object</a> expressed as a value such as a <a>string</a> or <a>number</a>.
-    Implicitlly or explicitly includes a <a>datatype IRI</a> and, if the datatype is `xsd:string`, an optional <a>language tag</a>.</dd>
+    Implicitlly or explicitly includes a <a>datatype IRI</a> and, if the datatype is `rdf:langString`, an optional <a>language tag</a>.</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-named-graph" class="preserve">named graph</dfn></dt><dd>
     A <a>named graph</a>
     is a <a>linked data graph</a> that is identified by an <a>IRI</a> or <a>blank node</a>.</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-node" class="preserve">node</dfn></dt><dd>
-    A <a>node</a> in an <a>RDF graph</a>, made up of the set of <a>subjects</a> and <a>objects</a> of <a>triples</a> in the <a>graph</a>.</dd>
+    A <a>node</a> in an <a>RDF graph</a>, either the <a>subject</a> and <a>object</a> of at least one <a>triple</a>.
+    Note that a <a>node</a> can play both roles (<a>subject</a> and <a>object</a>) in a <a>graph</a>, even in the same <a>triple</a>.</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-object" class="preserve">object</dfn></dt><dd>
     An <a>object</a> is a <a>node</a> in a <a>linked data graph</a>
     with at least one incoming edge.</dd>
@@ -142,7 +145,7 @@
       and may be removed in a future version of JSON-LD.</div>
     Also, see <dfn data-cite="RDF11-CONCEPTS#dfn-predicate" class="preserve">predicate</dfn> in [[RDF11-CONCEPTS]].</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-resource" class="preserve">resource</dfn></dt><dd>
-    A <a>resource</a> donoted by an <a>IRI</a> or <a>literal</a> representing something in the world ( the "universe of discourse").</dd>
+    A <a>resource</a> denoted by an <a>IRI</a>, a <a>blank node</a> or <a>literal</a> representing something in the world (the "universe of discourse").</dd>
   <dt><dfn data-cite="RDF11-CONCEPTS#dfn-rdf-triple" class="preserve">triple</dfn></dt><dd>
     A component of an <a>RDF graph</a> including a <a>subject</a>, <a>predicate</a>, and <a>object</a>, which represents
     a node-arc-node segment of an <a>RDF graph</a>.</dd>
@@ -244,15 +247,14 @@
     an <a>array</a> of zero or more of the above possibilities.
   </dd>
   <dt><dfn data-cite="JSON-LD11#dfn-json-literal">JSON literal</dfn></dt><dd>
-    A <a>JSON literal</a> is a <a>literal</a> where the associated <a>IRI</a> is <code>rdf:JSON</code>.
+    A <a>JSON literal</a> is a <a>literal</a> where the associated <a>datatype IRI</a> is <code>rdf:JSON</code>.
     In the <a>value object</a> representation, the value of <code>@type</code> is <code>@json</code>.
     JSON literals represent values which are valid JSON [[RFC8259]].
     See <dfn data-cite="JSON-LD11#dfn-json-datatype" data-cite="JSON-LD11#dfn-json-datatype" class="preserve">JSON datatype</dfn> in [[JSON-LD11]].
   </dd>
   <dt><dfn data-cite="JSON-LD11#dfn-json-ld-document">JSON-LD document</dfn></dt><dd>
     A <a>JSON-LD document</a> is a serialization of
-    a collection of <a>graphs</a>
-    and comprises exactly one <a>default graph</a> and zero or more <a>named graphs</a>.</dd>
+    an <a>RDF dataset</a>.</dd>
   <dt><dfn data-cite="JSON-LD11-API#dfn-json-ld-processor" data-lt="json-ld processor|Processors">JSON-LD Processor</dfn></dt><dd>
     A <a>JSON-LD Processor</a> is a system which can perform the algorithms defined in [[JSON-LD11-API]].</dd>
   <dt class="changed"><dfn data-cite="JSON-LD11-API#dfn-internal-representation" data-lt="internal representation">JSON-LD internal representation</dfn></dt><dd class="changed">
@@ -266,6 +268,7 @@
     <code>true</code> or <code>false</code>,
     a <a>typed value</a>,
     or a <a>language-tagged string</a>.
+    It represents an <a>RDF literal</a>.
   </dd>
   <dt><dfn data-cite="JSON-LD11#dfn-keyword">keyword</dfn></dt><dd>
     A <a>string</a> that is specific to JSON-LD,
@@ -311,12 +314,13 @@
     when prepended to the suffix of the <a>compact IRI</a>,
     results in an <a>absolute IRI</a>.</dd>
   <dt><dfn data-cite="JSON-LD11#dfn-processing-mode">processing mode</dfn></dt><dd>
-    The processing mode defines how a JSON-LD document is processed.
+    The processing mode defines how a <a>JSON-LD document</a> is processed.
     By default, all documents are assumed to be conformant with <a data-cite="JSON-LD" data-no-xref="">JSON-LD 1.0</a> [[JSON-LD]].
     By defining a different version using the <code>@version</code> <a>entry</a> in a <a>context</a>,
     or via explicit API option,
     other processing modes can be accessed.
-    This specification defines extensions for the <code>json-ld-1.1</code> <a>processing mode</a>.</dd>
+    This specification extends <a data-cite="JSON-LD" data-no-xref="">JSON-LD 1.0</a>
+    via the <code>json-ld-1.1</code> <a>processing mode</a>.</dd>
   <dt><dfn data-cite="JSON-LD11#dfn-set-object">set object</dfn></dt><dd>
     A <a>set object</a> is a <a>map</a> that has an <code>@set</code> <a>entry</a>.
     It may also have an <code>@index</code> key, but no other <a>entries</a>.</dd>