Assertion: religion | /r/HasProperty | governed by usage
Facets:
value: was by nature
type: OTHER
Source sentences:
text: The modern study of Mesopotamia (Assyriology) is still a fairly young science, beginning only in the middle of the Nineteenth century, and the study of Mesopotamian religion can be a complex and difficult subject because, by nature, their religion was governed only by usage, not by any official decision, and by nature it was neither dogmatic nor systematic.