I think there is something missing in this question, but with this code
column.1.displayname=
column.1.linkedname=direct
column.1.namekey=name
column.1.querysort=name
column.1.sharecol=true
column.1.textmode=true
column.1.valuefield=name
column.1.valueformat=HTML
column.2.sharecol=true
column.2.shortview=true
column.2.textmode=true
column.2.value=</span><hr>
column.2.valueformat=HTML
column.3.linkedname=resolveTask
column.3.namekey=view.relatedcolumn
column.3.namekeyargkey.0=resolveTask
column.3.namekeyargkey.1=name
column.3.querysort=resolveTask:name
column.3.textmode=true
column.3.valueexpression=IF(!ISBLANK({resolveTask}.{name}),{resolveTask}.{name},IF(!ISBLANK({resolveProject}.{name}),{resolveProject}.{name},""))
column.3.valueformat=HTML
you will get a combined column with issue name as top row and resolving task/project as lower row (or empty if no resolving task/project), e.g.

there is probably too much code for the column 3, but as a starter it might help