See the http://www.neurolingo.gr/ website.
Pss: Posessive Pronoun
Gender (Nouns, Adjectives, Articles, Pronouns, Participles):
Number (all declinable):
Case (Nouns, Adjectives, Articles, Pronouns, Participles):
Voice (Verbs and Participles):
Tense (Verbs and Participles):
Psc: Past Continuous
Pnp: Present Perfect
Person (Verbs and Personal Pronouns):
Degree (Adjectives and Adverbs):
Derived (Nouns and Adjectives):
Unknown greek words have a ? in the place of the lemma tag followed by a part-of-speech tag. Also, there is no case/gender/number/etc. tag, as such attributes are not guessed for them.