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: Wouldn’t it be embarrassing for Jose Mourinho if he blew the title and gifted it to that ‘specialist in failure’ Arsene Wenger? Would the Special One be able to show his face in English football again after such humiliation? It’s a big call if you think the Gunners will win the title, but history suggests there is a chance Chelsea could implode. This time last year Mourinho was reeling from an unlikely 1-0 defeat at Aston Villa. That day at Villa Park Chelsea huffed and puffed, Ramires was sent off, and Mourinho was charged by the FA after he went on to the pitch to question referee Chris Foy.Chelsea were knocked out of the Champions League by PSGThey followed that result with a home draw against SouthamptonBlues looked knackered and in need of an injection of energy and youthJose Mourinho shouldn't have let Kevin de Bruyne and Patrick Bamford goREAD: Mourinho's son blasts Chelsea fans for booing Cesc FabregasCLICK HERE for all the latest Chelsea news 
 Question:And that’s down to errors made by _ that have almost gone unnoticed.

Jose Mourinho