It's 'Sinatra' ('Artanis' backwards), but you can have it.
'Rose' is correct, too, and for the reason you state.
'Enamel tram' is a WICKED synonym!
1. Lady born where three ways meet, however tortuously.
Rose: She certainly troubled Cupid’s counterpart!
3. Wells girl found a way, through confusion, to reveal her.
4. Secluded lady? Ancient letter reveals her.
5. Eva’s epesse? For her, the simile has not grown stale.
6. Sounds like a utopic time for her.
Sinatra (Artanis): Noble lady runs back for Ol’ Blue Eyes.