List of blue plaques

Columns: Person | Notability | Address | Erected by
Jessie Ace and Margaret Wright | Heroines of Mumbles Lifeboat disaster | Mumbles Pier , Swansea , Wales | City and County of Swansea | Richard Arkwright junior ( 1755-1843 ) | Inventor of machinery for large scale cotton spinning | Lumford House Bakewell , Derbyshire | Derbyshire County Council | Francis William Aston ( 1877-1945 ) | Scientist , Nobel Prize winner in Chemistry 1922 | Tennal House Tennal Road , Birmingham | Charles Babbage ( 1791-1871 ) | Mathematician , astronomer and computer pioneer | 1a Dorset Street , W1 | Westminster City Council | Charles Babbage ( 1791-1871 ) | Mathematician , astronomer and computer pioneer | Corner of Larcom Street and Walworth Road , SE17 | Southwark Council | Olave Baden-Powell ( 1889-1977 ) | Chief Guide of the Girl Guides | Shentall Memorial Gardens Chesterfield , Derbyshire | Derbyshire County Council | Henry Baines ( 1793-1878 ) | Botanist and Curator of York Museum Gardens | Manor Cottage , York Museum Gardens , York | Yorkshire Philosophical Society York Civic Trust York Museums Trust

Example questions:
For which incident are people for whom the governing body of 72 councillors erected plaques known for ? | For which event was this road where the South London forms created in 1965 and a blue plaque erected to commemorate ? | What is this infamous street known for where a blue plaque is dedicated to the engineer credited with inventing the first mechanical computer ? | What was the birth date of this chief guide for whom the local authority of 64 councillors erected a blue plaque ?

Answers:
1883 storm | the marriage of Princess Anne | murder of Mary Jane Kelly | 22 February 1889