“Nothing like the RAND of the early 1950s has existed before or since. It was the original think tank, a strange hybrid of which the unique mission was to apply rational analysis and the latest quantitative methods to the problem of …”—A BEAUTIFLE MIND by Sylvia Nasar
Can I move “of which” in the above sentence like this?
“It was the original think tank, a strange hybrid, the unique mission of which was to apply rational analysis and the latest quantitative methods to the problem of …”