use EloquentRelationships\RelationMethods;
use EloquentRelationships\Relations;
$relations = new Relations(new YourModel());
//get all relations
$collection = $relations->all();
//or get relations by method
//belongsToMany
$collection = $relations->getByMethod(RelationMethods::BelongsToMany->value);
//MorphedByMany
$collection = $relations->getByMethod(RelationMethods::MorphedByMany->value);