“…The learners are unable to set up grammars which violate UG properties. This is consistent with other L2 UG properties (Archibald and Yousefi, 2018;Özcelik and Sprouse, 2016). 22 Language-specific phonetic implementation, 23 on the other hand, must be picked up only from the environment, and, in this case at least, the patterns are much subtler, and potentially masked.…”