Question:  What is the middle name for the German Army Officer who helped Władysław Szpilman?

Context articles: German Army (German Empire)
Kurt Wahle
Rudolf Toussaint
5th Bavarian Reserve Division
Friedrich Fromm
Viktor Linnarz
The Pianist (memoir)
Władysław Szpilman
Artur Phleps
Wilm Hosenfeld

The Imperial German Army (German: "Deutsches Heer" ) was the name given to the combined land and air forces of the German Empire (excluding the "Marine-Fliegerabteilung " maritime aviation formations of the "Kaiserliche Marine ").
 The term "Deutsches Heer " is also used for the modern German Army, the land component of the "Bundeswehr ".
 The German Army was formed after the unification of Germany under Prussian leadership in 1871 and dissolved in 1919, after the defeat of the German Empire in World War I.
Major-General Kurt Wahle (26 December 1855 – 19 June 1928) was a Saxon-born retired German army officer who travelled to German East Africa in 1914 to visit his son.
 At the outbreak of World War I, he re-enlisted in the German Army in the colony, becoming one of Colonel Paul von Lettow-Vorbeck's field commanders.
 He was involved in the fighting during the East African Campaign until October 1918.
 During the Campaign, he was awarded the Iron Cross (First Class), and the "Pour le Mérite" and commanded the German force at the Battle of Tabora.
Rudolf Toussaint (2 May 1891 – 1 July 1968) was a German Army officer.
 Toussaint saw action in both World Wars, while during World War II he was appointed Commissioner of the German army in the office of the Reich Protector of Bohemia and Moravia ("Wehrmachtsbevollmächtigte beim Reichsprotektor in Böhmen und Mähren").
The 5th Bavarian Reserve Division ("5.
 Bayerische Reserve-Division") was a unit of the Royal Bavarian Army, part of the German Army, in World War I.
 The division was formed on mobilization of the German Army in August 1914 as part of I Royal Bavarian Reserve Corps.
 The division was disbanded in 1919 during the demobilization of the German Army after World War I.
 The division was raised and recruited in Bavaria, mainly in Upper Bavaria and Upper and Middle Franconia.
 As a reserve division, it included a large number of recalled reservists.
Friedrich Fromm (8 October 1888 – 12 March 1945) was a German army officer.
 In World War II, Fromm was Commander in Chief of the Reserve Army ("Ersatzheer"), in charge of training and personnel replacement for combat divisions of the German Army, a position he occupied for most of the war.
 A recipient of the Knight's Cross of the Iron Cross, he was executed for failing to act against the plot of 20 July 1944 to assassinate Hitler.
Generalleutnant Viktor Leopold Linnarz (19 August 1894 – 14 October 1979) was a German army officer who served in the Prussian Army in World War I and the German Army during World War II.
The Pianist is a memoir by the Polish-Jewish pianist and composer Władysław Szpilman in which he describes his life in Warsaw in occupied Poland during World War II.
 After being forced with his family to live in the Warsaw ghetto, Szpilman manages to avoid deportation to the Treblinka extermination camp, and from his hiding places around the city witnesses the Warsaw ghetto uprising in 1943 and the Warsaw uprising (the rebellion by the Polish resistance) the following year.
 He survives in the ruined city with the help of friends and strangers, including Wilm Hosenfeld, a German army captain who admires his piano playing.
Władysław Szpilman (] ; 5 December 19116 July 2000) was a Polish pianist and classical composer of Jewish descent.
 Szpilman is widely known as the central figure in the 2002 Roman Polanski film "The Pianist", which was based on Szpilman's autobiographical account of how he survived the German occupation of Warsaw and the Holocaust.
Artur Gustav Martin Phleps (29 November 1881 – 21 September 1944) was an Austro-Hungarian, Romanian and German army officer who held the rank of "SS-Obergruppenführer und General der Waffen-SS" (lieutenant general) in the "Waffen-SS" during World War II.
 An Austro-Hungarian Army officer before and during World War I, he specialised in mountain warfare and logistics, and had been promoted to "Oberstleutnant" (lieutenant colonel) by the end of the war.
 During the interwar period he joined the Romanian Army, reaching the rank of "General-locotenent" (major general), and also became an adviser to King Carol.
 After he spoke out against the government, he was sidelined and asked to be dismissed from the army.
Wilhelm Adalbert Hosenfeld (] ; 2 May 1895 – 13 August 1952), originally a school teacher, was a German Army officer who by the end of the Second World War had risen to the rank of "Hauptmann" (Captain).
 He helped to hide or rescue several Polish people, including Jews, in Nazi-occupied Poland, and helped Polish-Jewish pianist and composer Władysław Szpilman to survive, hidden, in the ruins of Warsaw during the last months of 1944, an act which was portrayed in the 2002 film The Pianist.
 He was taken prisoner by the Red Army and died in Soviet captivity seven years later.