TASK 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.
PROBLEM: the empire of nicaea succeeded in capturing constantinople and the rest of the latin empire , thus re-establishing the byzantine empire.

SOLUTION: the byzantine empire came back when the empire of nicaea captured constantinople and the latin empire.

PROBLEM: it is often responsible for adverse weather throughout the world.

SOLUTION: it 's often responsible for poor weather throughout the world.

PROBLEM: the international fight league was an american mixed martial arts -lrb- mma -rrb- promotion billed as the world 's first mma league.

SOLUTION:
the international fight league was billed as the world 's first mixed martial arts -lrb- mma -rrb- league.