AIVoiceSystem/example/xf_aitalk/bin/control.bnf

#BNF+IAT 1.0 UTF-8;
!grammar control;
!slot <devices>;
!slot <operate>;

!start <cmdstart>;
<cmdstart>:<operate><devices>;
<operate>:打开!id(1)|关闭!id(2);
<devices>:灯!id(3)|风扇!id(4);