Instructions: 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: Chelsea captain John Terry has promised to work closely with Ruben Loftus-Cheek, after the 19-year-old was slammed by Jose Mourinho for his showing in a friendly against Sydney FC. Mourinho lambasted the young midfielder for his display in Australia, after bringing him on for Diego Costa after 40 minutes and replacing him in the 68th. The Portuguese manager said Loftus-Cheek's performance heralded 'a step back' in their relationship but Terry has vowed to help the youngster to learn from the incident. 'He's a young boy and he needs to take it on the chin,' Terry said. 'I'm sure he will, but as captain I'll have a quiet word, for sure.Ruben Loftus-Cheek did not impress Jose Mourinho against SydneyThe Chelsea manager publicly slammed the level of his display in AustraliaJohn Terry has vowed to help the 19-year-old to learn from the incidentREAD: Chelsea boss Mourinho normally wins his player battles 
 Question:'(Loftus-_) was saying he had a pain in his back,' Mourinho said.
Output:
Cheek