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: On the near-two-hour flight from London to Munich ahead of the Champions League final in 2012, Petr Cech was briefed by fellow goalkeepers Henrique Hilario and Ross Turnbull on everything he could be facing. A day later in the Allianz Arena, Cech was the hero having gone the right way for all six Bayern Munich penalties on the night - saving three - but much of the credit goes to Christophe Lollichon. Chelsea's goalkeeping coach used his other options to put one of the world's best stoppers in the perfect environment to perform, something that Arsenal could be keen to replicate when Cech completes an expected £11million move across London.Petr Cech looks set to join Arsenal and could be joined by his usual coachChristophe Lollichon has worked with Cech for over 10 years of his careerThey have won the Champions League and two league titles togetherArsenal have let goalkeeping coach Tony Roberts leave for Swansea CityThibaut Courtois has stated his preference for former partner Guy MartensGunners would hope to employ Lollichon's methods to bring successTransfer news: CLICK HERE for all the latest 
 Question:I have given his number to _ and even said that he is available.

Chelsea