Complex sentence: The word "emulator" was coined in 1963 at IBM during development of the NPL (IBM 360) product line, using a "new combination of software, microcode, and hardware".
Split into simpler sentences: The word "emulator" was coined in 1963 at IBM. In 1963, IBM constructed emulators for development of the NPL (360) product line, for the "new combination of software, microcode, and hardware".