Further research required folks, I have to go out but pretty sure this is George's brother and mother  

1921 address 71, Solway Street, Toxteth Park, Lancashire, England (Eliza Saunderson b 1849)
1911 address 71 Solway St Liverpool, Toxteth Park, Lancashire, England (William Saunderson)
1901 address 
73, Solway Street, Toxteth Park, Lancashire, England (William Saunderson)
SS
added
Deaths Dec 1932   
Saunderson    Elizabeth    aged 83    Liverpool    8b   193  (= 1849)
sorry info previously found