The RNS with the heads of agreement giving 30 days + this timeline allowed shares to be sold down, the second RNS says nothing that wasn’t said in the original as until the conditions precedent are met nothing is valid.
The joint venture is not fully formalised until the conditions precident have all been met in the first 2 paragraphs of the RNS, when they have been met another RNS wii be issued and the joint will be set or not