[selectors4] Clarifications to selector productions.

Author: fantasai

selectors/Overview.html

@@ -1330,7 +1330,9 @@ <h3 id=scoping><span class=secno>3.3. </span> Scoped Selectors</h3>
   <p>There are three methods of scoping selectors:
 
   <dl>
-   <dt><dfn id=scope-contained>scope-contained</dfn> selectors
+   <dt><dfn id=scope-contained-selectors
+    title="scope-contained | scope-contained selector">scope-contained
+    selectors</dfn>
 
    <dd> With this method of scoping, selectors match as if the <a
     href="#scoping-element"><i>scoping element</i></a> were the root of the
@@ -1339,13 +1341,17 @@ <h3 id=scoping><span class=secno>3.3. </span> Scoped Selectors</h3>
     href="#roo-pseudo"><code>:root</code></a> pseudo-class, however, still
     only matches the actual root of the document.)
 
-   <dt><dfn id=scope-filtered>scope-filtered</dfn> selectors
+   <dt><dfn id=scope-filtered
+    title="scope-filtered | scope-filtered selector">scope-filtered</dfn>
+    selectors
 
    <dd> With this method of scoping, a selector matches if the <i>subject</i>
     of the selector is within the scope, even if other components of the
     selector are outside the scope.
 
-   <dt><dfn id=scope-relative>scope-relative</dfn> selectors
+   <dt><dfn id=scope-relative
+    title="scope-relative | scope-relative selector">scope-relative</dfn>
+    selectors
 
    <dd> With this method of scoping, "<a
     href="#scope-pseudo"><code>:scope</code></a> " (the <a
@@ -1372,7 +1378,7 @@ <h3 id=scoping><span class=secno>3.3. </span> Scoped Selectors</h3>
 
    <p> On the other hand, the selectors within an <a href="#HTML5"
     rel=biblioentry>[HTML5]<!--{{HTML5}}--></a> scoped stylesheet define <a
-    href="#scope-contained"><i>scope-contained</i></a> selectors.
+    href="#scope-contained-selectors"><i>scope-contained</i></a> selectors.
   </div>
 
   <h4 id=absolutizing><span class=secno>3.3.1. </span> Absolutizing a
@@ -4110,19 +4116,25 @@ <h2 id=grammar><span class=secno>16. </span><a id=formal-syntax></a>
   <dl>
    <dt><dfn id=ltselector><var>&lt;selector></var></dfn>
 
-   <dd> A <code>complex_selector_list</code>.
+   <dd> A <code>complex_selector_list</code> production representing a <a
+    href="#selector-list"><i>selector list</i></a>.
 
    <dt><dfn id=ltrelative-selector><var>&lt;relative-selector></var></dfn>
 
-   <dd> A <code>scope_relative_selector_list</code>.
+   <dd> A <code>scope_relative_selector_list</code> production representing a
+    <a href="#selector-list"><i>selector list</i></a> comprised of <a
+    href="#scope-relative"><i>scope-relative selectors</i></a>.
 
    <dt><dfn id=ltcompound-selector><var>&lt;compound-selector></var></dfn>
 
-   <dd> A <code>compound_selector_list</code>.
+   <dd> A <code>compound_selector_list</code> production representing a <a
+    href="#selector-list"><i>selector list</i></a> comprised of <a
+    href="#compound"><i>compound selectors</i></a>.
 
    <dt><dfn id=ltid-selector><var>&lt;id-selector></var></dfn>
 
-   <dd> An <code>id</code>.
+   <dd> An <code>id</code> production representing an <a
+    href="#id-selector"><i>ID selector</i></a>
   </dl>
 
   <h2 id=conformance><span class=secno>17. </span> Conformance</h2>

selectors/Overview.src.html

@@ -645,21 +645,21 @@ <h3 id="scoping">
   <p>There are three methods of scoping selectors:
 
   <dl>
-    <dt><dfn>scope-contained</dfn> selectors
+    <dt><dfn title="scope-contained | scope-contained selector">scope-contained selectors</dfn>
     <dd>
       With this method of scoping, selectors match as if
       the <i>scoping element</i> were the root of the document:
       all <i>compound selectors</i> must match elements within the scope.
       (The <code>:root</code> pseudo-class, however,
       still only matches the actual root of the document.)
 
-    <dt><dfn>scope-filtered</dfn> selectors
+    <dt><dfn title="scope-filtered | scope-filtered selector">scope-filtered</dfn> selectors
     <dd>
       With this method of scoping, a selector matches if
       the <i>subject</i> of the selector is within the scope,
       even if other components of the selector are outside the scope.
 
-    <dt><dfn>scope-relative</dfn> selectors
+    <dt><dfn title="scope-relative | scope-relative selector">scope-relative</dfn> selectors
     <dd>
       With this method of scoping,
       "<code>:scope</code> " (the <code>:scope</code> pseudo-class followed by a space)
@@ -3025,19 +3025,23 @@ <h2 id="grammar"><a id="formal-syntax"></a>
   <dl>
     <dt><dfn><var>&lt;selector></var></dfn>
     <dd>
-      A <code>complex_selector_list</code>.
+      A <code>complex_selector_list</code> production representing
+      a <i>selector list</i>.
 
     <dt><dfn><var>&lt;relative-selector></var></dfn>
     <dd>
-      A <code>scope_relative_selector_list</code>.
+      A <code>scope_relative_selector_list</code> production representing 
+      a <i>selector list</i> comprised of <i>scope-relative selectors</i>.
 
     <dt><dfn><var>&lt;compound-selector></var></dfn>
     <dd>
-      A <code>compound_selector_list</code>.
+      A <code>compound_selector_list</code> production representing 
+      a <i>selector list</i> comprised of <i>compound selectors</i>.
 
     <dt><dfn><var>&lt;id-selector></var></dfn>
     <dd>
-      An <code>id</code>.
+      An <code>id</code> production representing
+      an <i>ID selector</i>
   </dl>