Template:TF tag

{{#ifeq: | |[[TF Type::{{{type}}}| ]]}}{{#ifeq: | |[[TF Degree::{{{degree}}}| ]]}}{{#ifeq: | |[[TF Species::{{{species}}}| ]]}}

{{TF tag
| type=Type of TF
| degree=Degree of TF
| Species=Species TF'd into
}}

This template defines three semantic properties for a page - 'TF Type', 'TF Degree' and 'TF Species'. You may omit any of the three when adding the template - that property just wont get set.