In several place in the specification it saif that the a Feature with chaining feature should be typed with the last of the last FeatureChaining:

Or:
"“The values of a Feature with chainingFeatures are the same as values of the last Feature in the chain…”"
Or:

The current implementation only takes into account the owned FeaturingType.
In several place in the specification it saif that the a
Featurewith chaining feature should be typed with the last of the lastFeatureChaining:Or:
"“The values of a Feature with chainingFeatures are the same as values of the last Feature in the chain…”"
Or:
The current implementation only takes into account the owned
FeaturingType.