Random triples
| Subject | Object |
|---|---|
| gptkb:Proto-Athabaskan | nasal vowels |
| gptkb:Proto-Athabaskan | consonant-rich |
| gptkb:Proto-Athabaskan | complex syllable structure |
| gptkb:Proto-Mayan | 20 consonants |
| gptkb:Proto-Berber | consonant inventory similar to modern Berber |
| gptkb:Proto-Mayan | 5 vowels |
| gptkb:Proto-Berber | 3 vowels |
| gptkb:Proto-Athabaskan | tone |