TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: When did Goldbach or wait Landau propose his four conjectural problems?

SOLUTION: When did Landau propose his four conjectural problems?

PROBLEM: Tell me about who founded the garden for the Marek Library actually I mean designed?

SOLUTION: Who designed the garden for the Marek Library?

PROBLEM: Who was no What was Maria Wola the first female recipient of?

SOLUTION:
What was Maria Wola the first female recipient of?