Entering a challenge in TechScreen leads to a failure

If a tag in freeTags and in Computer Science is entered the error message Parse error: syntax error, unexpected T_FUNCTION in /Library/WebServer/TechScreen/modules/rdf/vendor/arc/ARC2_Class.php on line 78 occurs
1 answer

Disabling OpenCalais

OpenCalais interface has changed its behavior, therefore I have disabled for the moment the function call in the program code for calculating the competences. However, OpenCalais is working on core Drupal, i.e. Tags are constructed automatically.