path planning

warning: htmlspecialchars(): Invalid multibyte sequence in argument in /project/drupal/drupal6/includes/bootstrap.inc on line 867.
user warning: in /project/drupal/drupal6/includes/cache.inc on line 112.
user warning: Table './clif/accesslog' is marked as crashed and should be repaired query: INSERT INTO accesslog (title, path, url, hostname, uid, sid, timer, timestamp) values('Talk to your semantic Web', 'node/82', '', '216.73.216.187', 0, 'ugtr5rkks5b2kosmh6kstgsb26', 111, 1760572742) in /project/drupal/drupal6/modules/statistics/statistics.module on line 63.

Training personal robots using natural language instruction