Question: Eva Tinschmann appeared in what movie based off a book by British author Sir Arthur Conan Doyle?

Context paragraphs:
The Adventure of the Bruce-Partington Plans: "The Adventure of the Bruce-Partington Plans" is one of the 56 Sherlock Holmes short stories written by British author Sir Arthur Conan Doyle.  It is one of eight stories in the cycle collected as "His Last Bow", and is the second and final appearance of Mycroft Holmes.  Doyle ranked "The Adventure of the Bruce-Partington Plans" fourteenth in a list of his nineteen favourite Sherlock Holmes stories.

The Adventure of the Empty House: "The Adventure of the Empty House", one of the 56 Sherlock Holmes short stories written by British author Sir Arthur Conan Doyle, is one of 13 stories in the cycle collected as "The Return of Sherlock Holmes".  Public pressure forced Conan Doyle to bring the sleuth back to life, and explain his apparently miraculous survival of a deadly struggle with Professor Moriarty.  Doyle ranked "The Adventure of the Empty House" sixth in his list of his twelve favorite Holmes stories.

Sherlock Holmes: Sherlock Holmes ( ) is a fictional private detective created by British author Sir Arthur Conan Doyle.  Known as a "consulting detective" in the stories, Holmes is known for his proficiency with observation, forensic science, and logical reasoning that borders on the fantastic, which he employs when investigating cases for a wide variety of clients, including Scotland Yard.

A Duet, with an Occasional Chorus: A Duet, with an Occasional Chorus is a novel by British author Sir Arthur Conan Doyle, published in 1899.  The novel features the story of a happily married couple which is threatened by a previous lover of the husband.  Conan Doyle hoped that this would be his most successful novel to date, but the novel was widely panned for being banal and inane.

The Adventure of the Priory School: "The Adventure of the Priory School", one of the 56 Sherlock Holmes short stories written by British author Sir Arthur Conan Doyle, is one of 13 stories in the cycle collected as "The Return of Sherlock Holmes".  Doyle ranked "The Adventure of the Priory School" tenth in his list of his twelve favorite Holmes stories.

Eva Tinschmann: Eva Tinschmann (April 19 1893 – August 10, 1978) was a German actress.  She appeared in the 1937 Sherlock Holmes film "The Grey Lady".

Sir Nigel: Sir Nigel is a historical novel set during the early phase of the Hundred Years' War, spanning the years 1350 to 1356, by British author Sir Arthur Conan Doyle and written in 1906.  It is the background story to Doyle's earlier novel "The White Company", and describes the early life of that book's hero Nigel Loring, a knight in the service of King Edward III in the first phase of the Hundred Years' War.

The Adventure of the Naval Treaty: "The Adventure of the Naval Treaty", one of the 56 Sherlock Holmes short stories written by British author Sir Arthur Conan Doyle, is one of 12 stories in the cycle collected as "The Memoirs of Sherlock Holmes".  Doyle ranked "The Adventure of the Naval Treaty" 19th in a list of his 19 favourite Sherlock Holmes stories.

Dead Man's Land: Dead Man's Land is a book by Robert Ryan, based in World War I.  It involves Sherlock Holmes' sidekick, Dr. Watson (created by Arthur Conan Doyle).  It is fully authorized by Conan Doyle Estate Ltd. "Dead Man' Land" has been written under license from the Sir Arthur Conan Doyle literary Estate

The Man with the Twisted Lip: "The Man with the Twisted Lip", one of the 56 short Sherlock Holmes stories written by British author Sir Arthur Conan Doyle, is the sixth of the twelve stories in "The Adventures of Sherlock Holmes".  The story was first published in the "Strand Magazine" in December 1891.  Doyle ranked "The Man with the Twisted Lip" sixteenth in a list of his nineteen favourite Sherlock Holmes stories.

Supporting paragraphs: Eva Tinschmann Sherlock Holmes
Answer: The Grey Lady