Half-sibling's great-grandson.
My half-great-grandnephew is a good person.
I have 128 great-grandniblings (64 great-grandnieces and 64 great-grandnephews).
this shit is fucking terrible there is a reason its called gods worst railway
as hector chit once said "GWR fucking suck"
fuck you Great Western Railway
Great-grandparent's first cousin.
My first great-great-cousin-pibling is a good person.