[keywords]…[keywordsend]

[pagetitle][datafield,title][pagetitleend]
[pagedescription][datafield,text][pagedescriptionend]
[keywords][datafield,keywords][keywordsend]

[div,,,Product]
[div,class=ProductTitle][datafield,title][divend]
[div,class=ProductDescription][datafield,text][divend]
…
[divend]

Can be declared anywhere in the page ie. from within a product template.