1) was any registered sale executed by the neighbour in favour of your grand mother . ?
2) it appears your grand mother has not mutated the property in her name after purchasing it from neighbour .
3) how was payment made by your grand mother by cash or cheque . ?
4) you have stated that your grand mother has filed suit against neighbour and obtained stay order . the suit papers need to be perused to further advice .
5) since your grand mother has remained in possession of the house for over 30 years it would be difficult for neighbour to evict her .
5) however for obtaining declaration that your grand mother is absolute owner of the said land is difficult in absence of documentary evidence of title to the property