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:
| District | Incumbent | Party | First elected | Results |
| --- | --- | --- | --- | --- |
| Maryland 1 | Wayne Gilchrest | Republican | 1990.0 | Re-elected |
| Maryland 2 | Dutch Ruppersberger | Democratic | 2002.0 | Re-elected |
| Maryland 3 | Ben Cardin | Democratic | 1986.0 | Retired to run for U.S. Senate Democratic hold |
| Maryland 4 | Albert Wynn | Democratic | 1992.0 | Re-elected |
| Maryland 5 | Steny Hoyer | Democratic | 1981.0 | Re-elected |
| Maryland 6 | Roscoe Bartlett | Republican | 1992.0 | Re-elected |
| Maryland 7 | Elijah Cummings | Democratic | 1996.0 | Re-elected |
| Maryland 8 | Chris Van Hollen Jr. | Democratic | 2002.0 | Re-elected |
Question:
Who is the incumbent who was first elected before 2002 from the maryland 3 district?
Answer:
Ben Cardin