diff --git a/src/NodaSplitTime.php b/src/NodaSplitTime.php
index d773d03..d8f8351 100644
--- a/src/NodaSplitTime.php
+++ b/src/NodaSplitTime.php
@@ -330,6 +330,7 @@ final class NodaSplitTime {
             $this->end_date = '9999-12-31';
         }
 
+
         if (!isset($this->start_date) && false !== $start_date) {
             $this->start_date = date("Y-m-d", MD_STD::strtotime($start_date));
         }
diff --git a/src/NodaTimeSplitter.php b/src/NodaTimeSplitter.php
index 44572f0..b8bfb80 100644
--- a/src/NodaTimeSplitter.php
+++ b/src/NodaTimeSplitter.php
@@ -336,13 +336,17 @@ final class NodaTimeSplitter {
 
                 $start = \strval(-1 * \intval($output->end_year));
                 $end = \strval(-1 * \intval($output->start_year));
+                $start_date = $output->end_date;
+                $end_date = $output->start_date;
                 if (\intval($start) > \intval($end)) {
                     $startToSet = $end;
                     $end = $start;
                     $start = $startToSet;
+                    $start_date = $output->start_date;
+                    $end_date = $output->end_date;
                 }
                 return new NodaSplitTime($start, $end, $output->counting_time_month, $output->counting_time_day,
-                    NodaCountingTimeIndicator::bce, $output->before_after_indicator, '-' . $output->end_date, '-' . $output->start_date);
+                    NodaCountingTimeIndicator::bce, $output->before_after_indicator, '-' . $start_date, '-' . $end_date);
             }
         }
 
diff --git a/tests/NodaTimeSplitterTest.php b/tests/NodaTimeSplitterTest.php
index e49e277..edd45de 100644
--- a/tests/NodaTimeSplitterTest.php
+++ b/tests/NodaTimeSplitterTest.php
@@ -928,6 +928,8 @@ final class NodaTimeSplitterTest extends TestCase {
             'end_name' => "Februar 2004",
             "start_year" => '2004',
             "end_year" => '2004',
+            'start_date' => '2004-01-01',
+            'end_date' => '2004-02-31',
             "counting_time_year" => "2004",
             "counting_time_month" => "02",
             "counting_time_day" => "01",
@@ -942,6 +944,8 @@ final class NodaTimeSplitterTest extends TestCase {
             'end_name' => "Februar 2004",
             "start_year" => '2004',
             "end_year" => '2004',
+            'start_date' => '2004-01-01',
+            'end_date' => '2004-02-31',
             "counting_time_year" => "2004",
             "counting_time_month" => "02",
             "counting_time_day" => "01",
@@ -963,6 +967,8 @@ final class NodaTimeSplitterTest extends TestCase {
             'end_name' => "15.04.2019",
             "start_year" => '2019',
             "end_year" => '2019',
+            'start_date' => '2019-03-14',
+            'end_date' => '2019-04-15',
             "counting_time_year" => "2019",
             "counting_time_month" => "03",
             "counting_time_day" => "30",
@@ -976,6 +982,8 @@ final class NodaTimeSplitterTest extends TestCase {
             'end_name' => "15.03.2019",
             "start_year" => '2019',
             "end_year" => '2019',
+            'start_date' => '2019-03-14',
+            'end_date' => '2019-03-15',
             "counting_time_year" => "2019",
             "counting_time_month" => "03",
             "counting_time_day" => "15",
@@ -990,6 +998,8 @@ final class NodaTimeSplitterTest extends TestCase {
             'end_name' => "1900",
             "start_year" => '1601',
             "end_year" => '1900',
+            'start_date' => '1601-01-01',
+            'end_date' => '1900-12-31',
             "counting_time_year" => "1751",
             "counting_time_month" => "01",
             "counting_time_day" => "01",
@@ -1004,12 +1014,19 @@ final class NodaTimeSplitterTest extends TestCase {
             'end_name' => "1969",
             "start_year" => '1950',
             "end_year" => '1969',
+            'start_date' => '1950-01-01',
+            'end_date' => '1969-12-31',
             "counting_time_year" => "1960",
             "counting_time_month" => "01",
             "counting_time_day" => "01",
             "counting_time_bcce" => "+",
         ]);
 
+        // Rewritten / 1950-60-as évek
+        $output = NodaTimeSplitter::attempt_splitting("1400-1100 v. Chr.");
+        self::assertEquals('-1400', $output->start_year);
+        self::assertEquals('-1400-01-01', $output->start_date);
+
     }
 
     /**