Given the question: Extract the answer to the following question from the movie plot. If the question isn't answerable, please output "Can't answer". Question: What words are written on the wall? Title: The Exorcist III Movie plot: The film begins with the point of view of someone wandering through the streets of Georgetown, a voice informing us "I have dreams... of a rose... and of falling down a long flight of stairs". The point of view shows a warning of evil about to arrive later that night at a church. Demonic growls are heard, leaves and other street trash suddenly come flying into the church as a crucifix comes to life. It then cuts to Lieutenant William F. Kinderman (George C. Scott) at a crime scene, where a 12-year-old boy named Thomas Kintry has been murdered.Kinderman takes his friend, a priest named Father Dyer (Ed Flanders), out to see their mutually favorite film It's a Wonderful Life. Kinderman later relates the gruesome details of the murder of the young boy he was investigating that morning, including his crucifixion. Another murder soon takes place; a priest found decapitated in a church. Dyer is shortly hospitalized and found murdered the next day, with the words "IT'S A WONDERFULL LIFE" written on a wall in Dyer's blood.At each murder scene, the fingerprints at the crime scenes do not match up, indicating a different person was responsible for each. Kinderman tells hospital staff the reason for his unease: fifteen years ago the vicious serial killer, "The Gemini" (Brad Dourif), was executed; with every victim he cut off the right index finger and carved the Zodiac sign of Gemini into the palm of their left hand. Kinderman noticed the hands of the three new victims and verified that the Gemini's sign has been there. The Gemini Killer also always used an extra "L" in his notes sent to the media, such as "usefull" or "carefull". Furthermore, to filter out false confessions, the original Gemini Killer's true mutilations were kept a secret by the Richmond police's homicide department; the newspapers were made to wrongfully report that the left middle finger was severed and that the Gemini sign was carved on the back of the victim.Kinderman visits the head of the psychiatric ward, Dr. Temple (Scott Wilson), who relates...
The answer is:
Its a wonderful life