Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Charlton Athletic have moved swiftly to replace Guy Luzon in the managerial hotseat at the Valley, with Karel Fraeye appointed interim head coach after the Israeli's sacking at the weekend. The 37-year-old Belgian was assistant to former manager Jose Riga towards the end of the 2013-14 campaign when the south-east London club narrowly avoided relegation to League One. Fraeye will be joined in the dugout by his compatriot Wim De Corte on a temporary basis, with the remainder of Luzon's backroom staff - including assistant head coach Damian Matthew and first-team coach David Martane - confirmed to have left the club on Monday.Karel Fraeye takes temporary charge at Charlton after Guy Luzon sackingThe process to appoint a head coach on a permanent basis is underwayLuzon paid the price of losing seven out of nine Championship gamesFormer assistant Damian Matthew and David Martane have also departedFraeye worked previously at Charlton as Jose Riga's assistant manager 
 Question:_ subsequently parted company with the Addicks, leaving Fraeye with the task of lifting the side from their current position in 22nd and in need of a boost after Luzon won just 12 of his 36 matches since taking charge in January of this year.

Guy Luzon