The following are daughter and father. I have checked the original registers at FamilySearch and the grave number for Frederick is clearly 11832.
ELSE, Margaret (Wife of Wilfred, age 29).
Died at 46 Darcy Close; Buried on October 29, 1931 in Consecrated ground;
Grave Number 11832, Section W of City Road Cemetery, Sheffield.
Pyecroft, Frederick (Labourer, age 74).
Died at 12 Herries Rd; Buried on April 16, 1936 in Consecrated ground;
Grave Number 11835, Section W of City Road Cemetery, Sheffield.