I very much doubt that the issue of exactly where Gerry was standing whilst chatting to Jez was the reason Rebelo pushed for a reconstruction. it's simply not that important. We KNOW Gez chatted to Gerry at around 9.15pm and we now KNOW that JT saw someone crossing the street carrying a child at roughly the same time. SY accept this, I accept this, why won't you?
I'm afraid you are wrong. Where everyone was standing when Tanner allegedly saw the child carrier was foremost in Rebelo's mind, as can be seen from the Archiving Report.
From the Archiving Report :
E – About the interest of the reconstruction
Taking into account that there were certain points in the arguidos' and witnesses' statements that revealed, apparently at least, contradiction or that lacked physical confirmation, it was decided to carry out the "reconstruction of the fact", a diligence that is consecrated in article 150 of the Penal Process Code in the sense of duly clarifying, on the very location of the facts, the following very important details, among others:
1 – The physical, real and effective proximity between Jane Tanner, Gerald McCann and Jeremy Wilkins, at the moment when the first person walked by them, and which coincided with the sighting of the supposed suspect, carrying a child. It results, in our perspective, strange that neither Gerald McCann nor Jeremy Wilkins saw her, or the alleged abductor, despite the exiguity of the space and the peacefulness of the area;