grammar for demo challenge

ps-config/demoChallenge/demoChallenge.conf

+[main]
+startdb=30;
+uttdb=35;
+silence=400;
+timeout=8;
+openDeviceDirectly=yes;
+
+[pocketsphinxinstance]
+name=confirm;
+hmm=/vol/robocup/2013/share/pocketsphinx/model/hmm/en_US/hub4wsj_sc_8k;
+dict=/vol/robocup/2013/share/SpeechRec/psGrammar/dictionary/tobiDic.dic;
+jsgf=/vol/robocup/2013/share/SpeechRec/psGrammar/confirm/confirm.jsgf;
+rsbscope=/speechrec/psa/confirm;
+bestpath=no;
+autoload=yes;
+
+[pocketsphinxinstance]
+name=commands;
+hmm=/vol/robocup/2013/share/pocketsphinx/model/hmm/en_US/hub4wsj_sc_8k;
+dict=/vol/robocup/2013/share/SpeechRec/psGrammar/dictionary/tobiDic.dic;
+jsgf=/vol/robocup/2013/share/SpeechRec/psGrammar/demoChallenge/commands.jsgf;
+rsbscope=/speechrec/psa/commands;
+bestpath=no;
+autoload=yes;

ps-grammar/demoChallenge/commands.jsgf

+#JSGF V1.0;
+grammar bebot_demo;
+public <statement> = [tobi] [please] <command> [please] [tobi];
+
+<command> = <clean>;
+<clean> = clean up | start cleaning;
+