Assertion: apprentice's apprenticeship | /r/HasProperty | the most common ones
Facets:
Source sentences:
text: Apprenticeship with a length of 3 or 4 years are the most common ones.
text: However, apprenticeship is the most common method used to train post-secondary education instructors in teaching (at least implicitly), so there is a wide range of applications for an apprenticeship approach to teaching.