| Year | Event | |||
| 2365 |
● [1]
Data, Geordi, and Pulaski decide to test Data's ability to think creatively by creating a mystery in the style of Sherlock Holmes for him to solve. An apparently self-aware version of Professor Moriarty is created as a result. The crew resolve to search for a way to allow Moriarty to leave the holodeck. [1]
|
| Canon source | Backstage source | Novel source | DITL speculation |
| # | Series | Season | Source | Comment |
| 1 | TNG | 2 | Elementary, Dear Data |
| Series : | TNG Season 2 |
| Episode : | Elementary, Dear Data |
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