command1 param1=value1 param2=value2 command2 param3=value3 param4=value4 #### parallel { command1 param1=value1 param2=value2 command2 param3=value3 param4=value4 } #### command1 param1=value1 param2=value2 debugging_command debug_param1=debug_value1 command2 param1=value1 param2=value2