diff --git a/src/Elasticsearch/Objects/Documents.php b/src/Elasticsearch/Objects/Documents.php
index 0793ab2d..f905eb34 100644
--- a/src/Elasticsearch/Objects/Documents.php
+++ b/src/Elasticsearch/Objects/Documents.php
@@ -232,6 +232,8 @@ public static function getById($id) : self
     /**
      * Find by query in this document.
      *
+     * @todo add findFirst and Find() like phalcon
+     *
      * @param string $sql
      *
      * @return array
diff --git a/src/Http/QueryParser/NestedParenthesesParser.php b/src/Http/QueryParser/NestedParenthesesParser.php
index b86554ee..d67ec9c8 100644
--- a/src/Http/QueryParser/NestedParenthesesParser.php
+++ b/src/Http/QueryParser/NestedParenthesesParser.php
@@ -9,15 +9,16 @@ class NestedParenthesesParser
     // current level
     protected array $currentScope = [];
     // input string to parse
-    protected ?string $query = null;
+    protected string $query = '';
     // query split
     protected ?array $querySplit = null;
     // current character offset in string
-    protected ?int $currentPosition = null;
+    protected int $currentPosition = 0;
 
     protected ?string $lastJoiner = null;
     // start of text-buffer
     protected ?int $bufferStartAt = null;
+    protected int $length = 0;
 
     // Ignore current char meaning on the iteration
     protected bool $ignoreMode = false;
diff --git a/src/Http/QueryParser/NotQueryableFieldException.php b/src/Http/QueryParser/NotQueryableFieldException.php
index 0c3f2439..a5bac1e6 100644
--- a/src/Http/QueryParser/NotQueryableFieldException.php
+++ b/src/Http/QueryParser/NotQueryableFieldException.php
@@ -2,7 +2,9 @@
 
 namespace Baka\Http\QueryParser;
 
-class NotQueryableFieldException extends \Exception
+use Exception;
+
+class NotQueryableFieldException extends Exception
 {
     /**
      * @var string
@@ -14,9 +16,9 @@ class NotQueryableFieldException extends \Exception
      *
      * @param string     $field
      * @param int        $code
-     * @param \Exception $previous
+     * @param Exception $previous
      */
-    public function __construct(string $field, $code = 0, \Exception $previous = null)
+    public function __construct(string $field, $code = 0, Exception $previous = null)
     {
         $this->field = $field;
         parent::__construct('Field is not queryable: ' . $this->getField(), $code, $previous);
diff --git a/src/Http/QueryParser/NotValuesProvidedException.php b/src/Http/QueryParser/NotValuesProvidedException.php
index b268c50c..4d8e03aa 100644
--- a/src/Http/QueryParser/NotValuesProvidedException.php
+++ b/src/Http/QueryParser/NotValuesProvidedException.php
@@ -2,16 +2,18 @@
 
 namespace Baka\Http\QueryParser;
 
-class NotValuesProvidedException extends \Exception
+use Exception;
+
+class NotValuesProvidedException extends Exception
 {
     /**
      * Constructor.
      *
      * @param string     $field
      * @param int        $code
-     * @param \Exception $previous
+     * @param Exception $previous
      */
-    public function __construct(string $message = 'Not values provided to compare.', $code = 0, \Exception $previous = null)
+    public function __construct(string $message = 'Not values provided to compare.', $code = 0, Exception $previous = null)
     {
         parent::__construct($message, $code, $previous);
     }
diff --git a/src/Http/QueryParser/OutOfScopeOperatorException.php b/src/Http/QueryParser/OutOfScopeOperatorException.php
index 9753f31c..fbd8a455 100644
--- a/src/Http/QueryParser/OutOfScopeOperatorException.php
+++ b/src/Http/QueryParser/OutOfScopeOperatorException.php
@@ -2,7 +2,9 @@
 
 namespace Baka\Http\QueryParser;
 
-class OutOfScopeOperatorException extends \Exception
+use Exception;
+
+class OutOfScopeOperatorException extends Exception
 {
     /**
      * @var string
@@ -14,9 +16,9 @@ class OutOfScopeOperatorException extends \Exception
      *
      * @param string     $operator
      * @param int        $code
-     * @param \Exception $previous
+     * @param Exception $previous
      */
-    public function __construct(string $operator, $code = 0, \Exception $previous = null)
+    public function __construct(string $operator, $code = 0, Exception $previous = null)
     {
         $this->operator = $operator;
         parent::__construct('Operator can not be used with in the provided scope (comparison): ' . $this->getOperator(), $code, $previous);
diff --git a/src/Http/QueryParser/QueryParser.php b/src/Http/QueryParser/QueryParser.php
index 72c2cc92..9721a948 100644
--- a/src/Http/QueryParser/QueryParser.php
+++ b/src/Http/QueryParser/QueryParser.php
@@ -19,7 +19,8 @@ class QueryParser
         '>' => '>',
         '<' => '<',
         '!' => '!',
-        '¬' => 'BETWEEN',
+        '¬' => '>',
+        //'¬' => 'BETWEEN',
     ];
 
     /**
@@ -30,7 +31,8 @@ class QueryParser
         '>' => '>=',
         '<' => '<=',
         '!' => '<>',
-        'BETWEEN' => 'BETWEEN',
+        'BETWEEN' => '>',
+        //'BETWEEN' => 'BETWEEN',
     ];
 
     /**
@@ -346,6 +348,14 @@ protected function transformNestedComparisons(array &$comparisons) : string
      *
      * @param array $comparison The array of comparison elements
      *
+     * [field] => rating
+     * [operator] => ¬
+     * [values] => 1|3
+     *
+     * [field] => field.categories_id
+     * [operator] => :
+     * [values] => 2
+     *
      * @return string
      */
     protected function parseComparison(array $comparison) : string
@@ -358,8 +368,16 @@ protected function parseComparison(array $comparison) : string
 
         $comparison = self::buildComparison($field, $operator, array_shift($values));
 
+        /**
+         * Multi value operation
+         *  - for OR or Between.
+         */
         foreach ($values as $value) {
-            $comparison .= $operator == 'BETWEEN' ? ' AND ' . $value : ' OR ' . self::buildComparison($field, $operator, $value);
+            /**
+             * @todo temp solution to handle between while this pull is merged https://github.com/opendistro-for-elasticsearch/sql/pull/1067
+             */
+            $comparison .= $operator == '>' ? ' AND ' . $field . ' <= ' . $value : ' OR ' . self::buildComparison($field, $operator, $value);
+            //$comparison .= $operator == 'BETWEEN' ? ' AND ' . $value : ' OR ' . self::buildComparison($field, $operator, $value);
         }
 
         return $comparison;
diff --git a/src/Http/QueryParser/UnknownOperatorException.php b/src/Http/QueryParser/UnknownOperatorException.php
index 55e95469..92bf33d4 100644
--- a/src/Http/QueryParser/UnknownOperatorException.php
+++ b/src/Http/QueryParser/UnknownOperatorException.php
@@ -2,7 +2,9 @@
 
 namespace Baka\Http\QueryParser;
 
-class UnknownOperatorException extends \Exception
+use Exception;
+
+class UnknownOperatorException extends Exception
 {
     /**
      * @var string
@@ -14,9 +16,9 @@ class UnknownOperatorException extends \Exception
      *
      * @param string     $operator
      * @param int        $code
-     * @param \Exception $previous
+     * @param Exception $previous
      */
-    public function __construct(string $operator, $code = 0, \Exception $previous = null)
+    public function __construct(string $operator, $code = 0, Exception $previous = null)
     {
         $this->operator = $operator;
         parent::__construct('Unknown operator: ' . $this->getOperator(), $code, $previous);