Input (grade 13): Sir Joseph Wilson Swan (31 October 1828 - 27 May 1914) was an English physicist and chemist, most famous for the invention of the incandescent light bulb for which he received the first patent in 1878.
Output (grade 12): Sir Joseph Wilson Swan (October 31, 1828 - May 27, 1914) was an English physicist and chemist who was well known because he created the incandescent light bulb.