Boku-wa [[ [toppina kaiketuhoo-o teiansi-ta] seibisi]-ga imadewa Amerika no kaisya-de erakunattei-ru] sono (toppina) kaiketuhoo no habahiroi zituyoosei-ni imasaranagara kantansi-ta .
I-TOP preposterous solution-ACC propose-PAST engineer-NOM now U.S . no company-in big.shot.be-PRES that preposterous solution no wide.ranged applicability-at again marvel.at-PAST
I again marvel at the wide-range applicability of that (seemingly) preposterous solution, which the engineer, who is now a big shot in an American company, proposed.