We can distinguish two families of approaches to the building of ontologies -- corresponding roughly to the contrast between 'neats' and 'scruffies' in artificial intelligence research. We describe the implications of each approach for the building of an ontology of philosophy, focusing especially on the Indiana Philosophy Ontology (InPhO) project led by Colin Allen.
![](https://s2.save4k.ru/pic/5HV3M0NvyPM/maxresdefault.jpg)