Add automatic translation of times since and until another time

src/NodaTimeSplitter.php

@@ -545,6 +545,26 @@ final class NodaTimeSplitter {
             }
         }
 
+        // Endings beginning with a space
+        if (preg_match("/ (\(bis\))$/", $datum)) {
+            if (($spacePos = strrpos($datum, " ")) === false) {
+                return [];
+            }
+            if ($output = self::attempt_splitting(substr($datum, 0, $spacePos))) {
+                $output[0] = "?";
+                return $output;
+            }
+        }
+        if (preg_match("/\-ig$/", $datum)) {
+            if (($spacePos = strrpos($datum, "-")) === false) {
+                return [];
+            }
+            if ($output = self::attempt_splitting(substr($datum, 0, $spacePos))) {
+                $output[0] = "?";
+                return $output;
+            }
+        }
+
         return [];
 
     }