Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Serial number | Wheel arrangement ( Whyte notation ) | Build date | Operational owner(s) | Disposition |
| --- | --- | --- | --- | --- |
| unknown | 4-4-0 | October 1856 | Western and Atlantic Railroad #49 Texas | static display in Grant Park , Atlanta, Georgia |
| 1555 | 2-6-0 | February 1884 | Colorado and Southern Railway #9 | Georgetown Loop Railroad , Silver Plume, Colorado |
| 1861 | 4-4-0 | February 1888 | Dardanelle and Russelville #8 | Nevada State Railroad Museum , Carson City, Nevada |
| 2053 | 4-6-0 | October, 1890 | Union Pacific Railroad #1242 | Lion's Park, Cheyenne, Wyoming |
| 2054 | 4-6-0 | October, 1890 | Union Pacific Railroad #1243 | Durham Western Heritage Museum, Omaha, Nebraska |
| 2202 | 4-6-0 | April 1892 | Texas and New Orleans Railroad #319 | Riverdale, Georgia |
| 2341 | 4-6-0 | July 1896 | Southern Pacific Railroad #2248 | Grapevine Vintage Railroad , Grapevine, Texas |
Question:
When was the train 2053 built?
Answer:
October, 1890