An Example of BBC.TAOML

<TAO>
<TAO_NAME> "BBC" </TAO_NAME>
<TAO_TYPE> mixed </TAO_TYPE>
<TAO_TEMPLATE> "bbc.tpl" </TAO_TEMPLATE>
<TAO_IC>
flag = new
ic_type = "BBC"
ic_id_list = ""
message_type = "CREATE_BBC"
content = ?"BBC Name (such as yahoo)"
cgi="wag.cgi"
</TAO_IC>
</TAO>



The formal definition of TAO_HTML language can be described in BNF form:

TAO_HTML ::= <TAO> TAO_BODY </TAO>

TAO_BODY ::= NAME_PART TYPE_PART P_PART LINK_PART IC_PART SENSI_PART DATA_PART

NAME_PART ::= <TAO_NAME> "name" </TAO_NAME>

TYPE_PART ::= <TAO_TYPE> TYPE_SET </TAO_TYPE>

TYPE_SET ::= [image, text, audio, motion_graph, video, mixed]

P_PART ::= <TAO_TEMPLATE> "template_name" </TAO_TEMPLATE>

LINK_PART ::= empty | <TAO_LINKS> LINK_BODY </TAO_LINKS> LINK_PART

LINK_BODY ::= name = "link_name", type = LINK_TYPE, obj = "link_obj" 

LINK_TYPE ::= [spatial, temporal, structural]

IC_PART ::= empty | <TAO_IC> flag = FLAG ic_type = "input_string" 
          ic_id_list = "input_string" message_type = "input_string"
          content= ?"input_string" </TAO_IC>

FLAG ::= [old, new]

SENSI_PART ::= empty | <TAO_SENSI> SENSITIVITY </TAO_SENSI>

SENSITIVITY ::= [location, content, time]

DATA_PART ::= empty | <TAO_DATA> "database_name" </TAO_DATA>

In the template of a TAO, in addition to the normal HTML tags and definitions,
there's a special TAO tag for link relation with other TAOs. It is defined as:

<TAO_REL> "link_name" </TAO_REL>