term - the class of all GO terms
accession is (#PCDATA) in the dtd
name is (#PCDATA) in the dtd
synonym is (#PCDATA) in the dtd
definition is (#PCDATA) in the dtd
n_associations is (wrongly) in !ATTLIST of term in the dtd
(part-of Part Whole)
(isa Subclass Class)
association has two components go:evidence go:gene_product
dbxref has two components go:database_symbol, go:reference
evidence is linked via a blank node from association
gene_product is linked via a blank node from association
database_symbol is linked via a blank node from dbxref
reference is linked via a blank node from dbxref