As far as I know nothing. I have only had dealings with the portion the noys tried to claim for being in full time education.
No I do not know if hegot around to that before he died
My sons and a solicitor. He had no money just debts and I cannot remember the pension ever being discussed. I contacted them on behalf of my sons for their portion. It did say that a wife had to bemarried and living at the same address at time of death to qualify her half share?