Definition: In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.

Positive Example 1 -
Input: a georgian inscription around the drum attests his name.
Output: there is a georgian inscription around the drum to confirm his name.

Positive Example 2 -
Input: it is particularly famous for the cultivation of kiwifruit.
Output: it is mostly famous for the growing of kiwifruit.

Negative Example 1 -
Input: a hunting dog refers to any dog who assists humans in hunting.
Output: a hunting dog is a dog that refers humans in hunting.

Negative Example 2 -
Input: in return , romania ceded three southern districts of bessarabia to russia and acquired dobruja.
Output: in return , romania ceded three southern districts of bessarabia to russia and acquired dobruja.

Now complete the following example -
Input: the sahara pump theory is a hypothesis that explains how flora and fauna left africa to penetrate the middle east and then europe and asia.
Output: 



Output:
the sahara pump explanation -lrb- of why something works or happens the way it does -rrb- is an educated guess that explains how flora and fauna left africa to penetrate the middle east and then europe and asia.
the sahara pump theory is a theory that explains how flora and fauna left africa to go to the middle east and then europe and asia.
1 . the sahara pump theory is a hypothesis that explains how flora and fauna left africa to penetrate the middle east and then europe and as.
the sahara pump theory is a situation that explains how flora and fauna left africa to come to the middle east and then europe and asia.
the sahara pump theory is a theory that explains how plants and animals left africa for the middle east and then europe and asia.
the sahara pump theory is an idea developed by scholars that explains how various plants and wildlife left africa in order to enter and move into first , the middle east , and then europe and asia.
how the plants and animals of africa migrated from the continent to the middle east and then to europe and asia is explained by a hypothesis called the sahara pump theory.