Definition: In this task, you are given a sentence or phrase in Xhosa. You must translate it to English in a way that is equivalent in terms of meaning and grammatically correct.

Positive Example 1 -
Input: Ulwakhiwo neempawu zentsinga zemifuno.
Output: Construction and characteristics of vegetable fibre cordage.

Positive Example 2 -
Input: Ukuphatheka kwentsinga zemifuno
Output: Handling of vegetable fibre cordage.

Negative Example 1 -
Input: Ukuphatheka kwentsinga ezenziwe ngabantu.
Output: Handling of man-made fibre cordage.

Negative Example 2 -
Input: Ulwakhiwo neendidi.
Output: Building and types.

Now complete the following example -
Input: Ngamadonga azo angqingqwa zimele ukusebenzisa kubunzulu bamanzi alungele umqhubi; kodwa kufuneka amandla amancinci ukugcina ukuseleko-moya.
Output: With their fixed sidewalls they are restricted to operation in depths of water that are suitable for the propeller, but require much less energy to maintain the air cushion.