St Luke's was built as new, more centrally located replacement for the existing parish church, (until then also known, though unofficially' as St Luke's) which became a chapel of ease to the new building following its opening.
St Luke's was built as a new, more centrally located replacement for the existing parish church, now known as Chelsea Old Church, which until then was also known, though unofficially, as St Luke's. This was initially a chapel of ease to the new building following its opening.