Sample Field Dependency:
SOQL:
SELECT Label, QualifiedApiName, DataType, ControllingFieldDefinition.DeveloperName
FROM FieldDefinition
WHERE EntityDefinition.QualifiedApiName = 'Employee__c' AND ControllingFieldDefinitionId != null
FROM FieldDefinition
WHERE EntityDefinition.QualifiedApiName = 'Employee__c' AND ControllingFieldDefinitionId != null
Output: