▁on . ▁ ▁Despite ▁the ▁v Card ▁semantics ▁( only ▁basic ▁items ▁of ▁person ▁and ▁organization ▁annotations ) ▁domin ance , ▁and ▁some ▁cl oning ▁of ▁annotations ▁along ▁the ▁same ▁domain , ▁the ▁counting ▁of ▁web pages ▁( URL s ) ▁and ▁domains ▁with ▁annotations ▁is ▁an ▁important ▁statistical ▁indicator ▁for ▁usage ▁of ▁sem ant ically ▁annot ated ▁information ▁in ▁the ▁Web . ▁ ▁The ▁statistics ▁of ▁ 2 0 1 7 ▁show ▁that ▁usage ▁of ▁HTML + R DF a ▁is ▁now ▁less ▁than ▁that ▁of ▁Micro form ats . ▁ ▁R DF a ▁edit ors ▁ ▁Web - based ▁R DF a ▁edit ors ▁There ▁are ▁already ▁a ▁few ▁R DF a ▁edit ors ▁available ▁online . ▁R DF a CE ▁( R DF a ▁Content ▁Editor ) ▁is ▁a ▁W Y SI W Y M ▁editor ▁based ▁on ▁T iny M CE ▁to ▁support ▁R DF a ▁content ▁author ing . ▁It ▁supports ▁manual ▁and ▁semi - autom atic ▁generation ▁of ▁R DF a ▁with ▁the ▁support ▁of ▁annotation ▁services ▁such ▁as ▁DB p edia ▁Sp ot light , ▁Open Cal ais , ▁Al ch emy ▁API , ▁among ▁others . ▁R DF a CE - L ite ▁is ▁a ▁version ▁of ▁R DF a CE ▁also ▁supporting ▁Micro data ▁and ▁available ▁as ▁a ▁Word Press ▁plugin . ▁ ▁Des ktop ▁R DF a ▁edit ors ▁ ▁Aut ô Meta ▁is ▁an ▁environment ▁for ▁semi - autom atic ▁( or ▁automatic ) ▁annotation ▁of ▁documents ▁for ▁publishing ▁on ▁the ▁Web