Task: Translation
Input (English): Their draught is so large that they are unable to use not only the restricted channels and straits but also, in some cases, the coastal waters.
Output (Xhosa): Imbalela yazo inkulu ngohlobo lokuba abakwazi ukusebenzisa amacandelo athintelweyo qha, nezithintelo zenkqubela kodwa kwezinye iimeko basebenzisa namanzi onxweme.