Question: Who died earlier, Theodor Kotsch or Herbert Walther?

Context paragraphs:
title: Hélène Grenier
paragraph_text: Hélène Grenier was a Canadian librarian born in 1900 who died in 1992.
title: Bert Nelson
paragraph_text: Bert or Herbert Nelson may refer to:
title: K-rupt
paragraph_text: Carlton Williams Bongo Juma( 15 November 1979 – 29 November 2003), born in Nairobi and better known by his stage name K-Rupt, was a Kenyan rapper who had national success in the two years leading up to his murder in 2003. He collaborated with artists such as Fizzle Dogg, Bigpin, and E- Sir, who died earlier the same year. He also did concerts with fellow hip hop musician Nameless and was signed to the record label Ogopa Deejays. K-Rupt ’s hit singles in Kenya included “ Changamshwa, ” “ Tukawake, ” and “ Chacha. ” His single “ Dada Njoo ” was on the charts at the time of his death. The song “ Bamba ” with fellow rappers the late E- Sir and Bigpin became a hit. It had been recorded before his stint as a stand- by presenter at Nation FM.
title: Publius Licinius Egnatius Marinianus
paragraph_text: Publius Licinius Egnatius Marinianus( c. 249-268) was the third and youngest son of Roman Emperor Gallienus and" Augusta" Cornelia Salonina. Gallienus appointed him together with Paternus as Consul in early 268. His two older brothers, Valerianus and Saloninus, had died earlier, and thus he was the successor to the throne. Marinianus, along with his uncle Valerianus Minor, perished during the autumn of 268 in a purge of Gallienus' partisans.
title: David Scotus
paragraph_text: David Scotus was a Gaelic chronicler who died in 1139.
title: Herbert Walther
paragraph_text: Herbert Walther( January 19, 1935 in Ludwigshafen/ Rhein, Germany – July 22, 2006 in Munich) was a leader in the fields of quantum optics and laser physics. He was a founding director of the Max Planck Institute of Quantum Optics( MPQ) in Garching, Germany. He also was Chair of Physics at Ludwig Maximilian University of Munich. He is primarily known for his experimental work on cavity quantum electrodynamics( in the form of the micromaser) as well his groundbreaking work on the ion trap. At the time of his death he had over 600 publications and numerous awards from a number of prestigious physics and optics societies. In 1988 he received the Einstein Prize for Laser Science, in 1990 he received the Charles Hard Townes Award, in 1993 the Albert A. Michelson Medal from the Franklin Institute in Philadelphia and in 2003 the Frederic Ives Medal of The Optical Society.
title: M. Herbert Hoover
paragraph_text: Marion Herbert Hoover( known as M. Herbert Hoover or Herbert Hoover)( Born Asheville, Ohio; died 1952) of Akron, Ohio, was an American politician of the Republican party who ran unsuccessfully for a number of elective offices in Ohio. In 1944, Hoover was the Republican nominee in the election for Lieutenant Governor of Ohio. Despite his name, he was not related to Herbert Hoover, the President of the United States from 1929 to 1933. Starting with the 1940 campaign, he dropped his first initial for campaign purposes, calling himself only" Herbert Hoover".
title: Herbert Ward
paragraph_text: Bert or Herbert Ward may refer to:
title: Johnny Bell (Canadian football)
paragraph_text: John Neil Bell (October 4, 1921 – August 17, 1998) was a Canadian football player who played for the Regina/Saskatchewan Roughriders from 1946 to 1952. He played junior football for the Parkdale Lions. In 1998, he was inducted into the Roughriders' Plaza of Honour. He died earlier that year of a heart condition, aged 76.
title: Theodor Kotsch
paragraph_text: Theodor Kotsch( January 6, 1818 – November 27, 1884) was a German landscape painter. Kotsch was born in Hanover. He went to Munich in 1839, where he developed his style by studying other masters and through landscape painting. In 1845 he returned to Hanover, and then in 1854 moved to Karlsruhe, where he joined the studio of Johann Wilhelm Schirmer. In 1870 he established himself in Munich, and died there in 1884. His landscapes are very realistic and carefully composed, and usually taken from the Harz, Upper Bavaria, and Swabia. He also produced a number of studies of trees in chalk and pencil.

Reasoning steps:
Theodor Kotsch date of death November 27, 1884
Herbert Walther date of death July 22, 2006

Answer: spans: Theodor Kotsch