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: its distinctive speckled colouration has given it a common name of magpie moth.

SOLUTION: its distinctive speckled colouration has given it its nickname of magpie moth.

PROBLEM: ohio state 's library system encompasses twenty-one libraries located on its columbus campus.

SOLUTION: ohio state 's library system has twenty-one libraries on its columbus campus.

PROBLEM: normally , a state delegation is headed by the respective minister-president.

SOLUTION:
a state delegation is usually headed by the minister-president.