Figureing out what extra networks are available over-the-air on station subchannels requires a little work. Your TVFool report shows what network is carried by the main digital channel. The dtails on the subchannels can be found at
RabbitEars. Click on the market (NYC in this case), then click on a station to see the details (or click on "Expand All" to be able to scroll through the whole thing at once).