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: contact between visiting seamen and prisoners was barred.

SOLUTION: contact between visiting seamen and prisoners was not allowed.

PROBLEM: the two former presidents were later separately charged with mutiny and treason for their roles in the 1979 coup and the 1980 gwangju massacre.

SOLUTION: the two former presidents were separately charged with mutiny and treason for their roles in the 1979 coup and 1980 gwangju massacre.

PROBLEM: he is a brilliant scientist and researcher with vast intelligence and insight into mutant genetics.

SOLUTION:
he is a brilliant scientist with intelligence insight in mutant genetics.