diff --git a/lib/Context/AbstractContext.php b/lib/Context/AbstractContext.php
index f6065f8..d86ef39 100644
--- a/lib/Context/AbstractContext.php
+++ b/lib/Context/AbstractContext.php
@@ -10,25 +10,6 @@ abstract class AbstractContext {
     protected $props = [];
     protected $parent = null;
 
-    public function __construct(self $c = null) {
-        $this->parent = $c;
-    }
-
-    public function __clone() {
-        // if the context was cloned because its parent was cloned, change the parent to the clone
-        if ($this->parent) {
-            $t = debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS | \DEBUG_BACKTRACE_PROVIDE_OBJECT, 2)[1];
-            if (($t['object'] ?? null) instanceof self && $t['function'] === "__clone") {
-                $this->parent = $t['object'];
-            }
-        }
-    }
-
-    /** @codeCoverageIgnore */
-    public function __destruct() {
-        unset($this->parent);
-    }
-
     protected function act(string $prop, int $set, $value) {
         if ($set) {
             if (is_null($value)) {
diff --git a/lib/Context/BooleanMethods.php b/lib/Context/BooleanMembers.php
similarity index 82%
rename from lib/Context/BooleanMethods.php
rename to lib/Context/BooleanMembers.php
index e28101e..e13be6f 100644
--- a/lib/Context/BooleanMethods.php
+++ b/lib/Context/BooleanMembers.php
@@ -6,7 +6,13 @@
 declare(strict_types=1);
 namespace JKingWeb\Arsse\Context;
 
-trait BooleanMethods {
+trait BooleanMembers {
+    public $unread = null;
+    public $starred = null;
+    public $hidden = null;
+    public $labelled = null;
+    public $annotated = null;
+
     public function unread(bool $spec = null) {
         return $this->act(__FUNCTION__, func_num_args(), $spec);
     }
diff --git a/lib/Context/BooleanProperties.php b/lib/Context/BooleanProperties.php
deleted file mode 100644
index a6f6901..0000000
--- a/lib/Context/BooleanProperties.php
+++ /dev/null
@@ -1,15 +0,0 @@
-<?php
-/** @license MIT
- * Copyright 2017 J. King, Dustin Wilson et al.
- * See LICENSE and AUTHORS files for details */
-
-declare(strict_types=1);
-namespace JKingWeb\Arsse\Context;
-
-trait BooleanProperties {
-    public $unread = null;
-    public $starred = null;
-    public $hidden = null;
-    public $labelled = null;
-    public $annotated = null;
-}
diff --git a/lib/Context/Context.php b/lib/Context/Context.php
index 48ec2d2..592c2f6 100644
--- a/lib/Context/Context.php
+++ b/lib/Context/Context.php
@@ -7,10 +7,8 @@ declare(strict_types=1);
 namespace JKingWeb\Arsse\Context;
 
 class Context extends AbstractContext {
-    use BooleanMethods;
-    use BooleanProperties;
-    use ExclusionMethods;
-    use ExclusionProperties;
+    use BooleanMembers;
+    use ExclusionMembers;
 
     /** @var ExclusionContext */
     public $not;
diff --git a/lib/Context/ExclusionContext.php b/lib/Context/ExclusionContext.php
index d72e814..cf67625 100644
--- a/lib/Context/ExclusionContext.php
+++ b/lib/Context/ExclusionContext.php
@@ -7,6 +7,24 @@ declare(strict_types=1);
 namespace JKingWeb\Arsse\Context;
 
 class ExclusionContext extends AbstractContext {
-    use ExclusionMethods;
-    use ExclusionProperties;
+    use ExclusionMembers;
+
+    public function __construct(Context $parent = null) {
+        $this->parent = $parent;
+    }
+
+    public function __clone() {
+        // if the context was cloned because its parent was cloned, change the parent to the clone
+        if ($this->parent) {
+            $t = debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS | \DEBUG_BACKTRACE_PROVIDE_OBJECT, 2)[1];
+            if (($t['object'] ?? null) instanceof Context && $t['function'] === "__clone") {
+                $this->parent = $t['object'];
+            }
+        }
+    }
+
+    /** @codeCoverageIgnore */
+    public function __destruct() {
+        unset($this->parent);
+    }
 }
diff --git a/lib/Context/ExclusionMethods.php b/lib/Context/ExclusionMembers.php
similarity index 88%
rename from lib/Context/ExclusionMethods.php
rename to lib/Context/ExclusionMembers.php
index 917326e..d9d82c7 100644
--- a/lib/Context/ExclusionMethods.php
+++ b/lib/Context/ExclusionMembers.php
@@ -9,7 +9,34 @@ namespace JKingWeb\Arsse\Context;
 use JKingWeb\Arsse\Misc\ValueInfo;
 use JKingWeb\Arsse\Misc\Date;
 
-trait ExclusionMethods {
+trait ExclusionMembers {
+    public $folder = null;
+    public $folders = null;
+    public $folderShallow = null;
+    public $foldersShallow = null;
+    public $tag = null;
+    public $tags = null;
+    public $tagName = null;
+    public $tagNames = null;
+    public $subscription = null;
+    public $subscriptions = null;
+    public $edition = null;
+    public $editions = null;
+    public $article = null;
+    public $articles = null;
+    public $label = null;
+    public $labels = null;
+    public $labelName = null;
+    public $labelNames = null;
+    public $annotationTerms = null;
+    public $searchTerms = null;
+    public $titleTerms = null;
+    public $authorTerms = null;
+    public $articleRange = [null, null];
+    public $editionRange = [null, null];
+    public $modifiedRange = [null, null];
+    public $markedRange = [null, null];
+
     protected function cleanIdArray(array $spec, bool $allowZero = false): array {
         $spec = array_values($spec);
         for ($a = 0; $a < sizeof($spec); $a++) {
diff --git a/lib/Context/ExclusionProperties.php b/lib/Context/ExclusionProperties.php
deleted file mode 100644
index 8b0b63b..0000000
--- a/lib/Context/ExclusionProperties.php
+++ /dev/null
@@ -1,36 +0,0 @@
-<?php
-/** @license MIT
- * Copyright 2017 J. King, Dustin Wilson et al.
- * See LICENSE and AUTHORS files for details */
-
-declare(strict_types=1);
-namespace JKingWeb\Arsse\Context;
-
-trait ExclusionProperties {
-    public $folder = null;
-    public $folders = null;
-    public $folderShallow = null;
-    public $foldersShallow = null;
-    public $tag = null;
-    public $tags = null;
-    public $tagName = null;
-    public $tagNames = null;
-    public $subscription = null;
-    public $subscriptions = null;
-    public $edition = null;
-    public $editions = null;
-    public $article = null;
-    public $articles = null;
-    public $label = null;
-    public $labels = null;
-    public $labelName = null;
-    public $labelNames = null;
-    public $annotationTerms = null;
-    public $searchTerms = null;
-    public $titleTerms = null;
-    public $authorTerms = null;
-    public $articleRange = [null, null];
-    public $editionRange = [null, null];
-    public $modifiedRange = [null, null];
-    public $markedRange = [null, null];
-}