The conversation between human and AI assistant.
[|Human|] Rewrite the following sentence in a different way that preserves the original meaning:
"He has been working on the project for the past five years."
[|AI|] For the past five years, he has been actively involved in working on the project.
[|Human|] 
Rewrite the following sentence in a different way that preserves the original meaning:
"He has been working on the project for the past five years."