With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: IPhone 3G is incapable of including tri-band UMTS/HSDPA.
text_B: Alzheimer 's Society is a United Kingdom care and research charity for people with dementia and their carers .. United Kingdom. United Kingdom. charity. Charitable organization. dementia. dementia. It operates in England , Wales and Northern Ireland , while its sister charities Alzheimer Scotland and Alzheimer 's Society of Ireland cover Scotland and the Republic of Ireland respectively .. Scotland. Scotland. Republic of Ireland. Republic of Ireland. Despite its name , the charity does not exclusively help people with Alzheimer 's disease .. charity. Charitable organization. There are many types of dementia , which is an umbrella term .. dementia. dementia. Dementia types include vascular dementia , dementia with Lewy bodies , frontotemporal dementia , Korsakoff 's syndrome , Creutzfeldt -- Jakob disease , HIV related cognitive impairment , mild cognitive impairment , and other rarer causes of dementia .. dementia. dementia. vascular dementia. vascular dementia. Lewy bodies. Lewy bodies. frontotemporal dementia. frontotemporal dementia. It is a membership organisation , which works to improve the quality of life of people affected by dementia in England , Wales and Northern Ireland .. dementia. dementia. Many of the 25,000 members have personal experience of dementia , as carers , health professionals or people with dementia themselves .. dementia. dementia. The society relies on voluntary donations from the public through fundraising and other activities .. It is a registered Charity No. 296645 , registered as a company limited by guarantee and registered in England No. 2115499 .. Its registered office is at 43-44 Crutched Friars , London , EC3N 2AE. The Chief Executive of the Alzheimer 's Society -LRB- as at 2013 -RRB- is Jeremy Hughes .
not_related.