Anne was found dead in the central park of London.

There are six suspects "hazard", "Costa", "Pedro", "Willian", "Terry" and "courtois".

Anne has written the murdered name in cipher on the floor as "dqvxf".

Police were unable to solve the mystery so they called Sherlock.

After a minute, Sherlock was able to decipher the cipher and ask the police to capture the murderer.

Who is the murderer? 
see the solution