もとmotoづくzuku
1.

To proceed or be conducted in accordance with a set principle or established guideline that serves as a foundation for actions or decisions.

2.

To derive or result from a specific objective fact or subjective interpretation that acts as the main source influencing a situation or outcome.

3.

To find its origin or cause in a particular event or misunderstanding that explains the circumstances surrounding an issue or conflict.

Example:

この物語は事実に基づいている。