Deletion of Katharine Blake (singer)

Comment: Founding and key member of two notable bands, Miranda Sex Garden (https://www.allmusic.com/artist/miranda-sex-garden-mn0000899119/biography, https://books.google.co.uk/books?id=wqqc3vgu3RMC&pg=PA180&lpg=PA180&dq=%22katharine+Blake%22+%22miranda+sex+garden%22&source=bl&ots=6d53eD1V7A&sig=z3UfZuZ1NlFPV78f6eCHCxFOy58&hl=en&sa=X&ved=2ahUKEwj_zbeItc_eAhUhglwKHcDYBQw4HhDoATAFegQICBAB#v=onepage&q=%22katharine%20Blake%22%20%22miranda%20sex%20garden%22&f=false) and Mediaeval Babes (https://books.google.co.uk/books?id=4wkEAAAAMBAJ&pg=PA79&dq=%22katharine+Blake%22+%22miranda+sex+garden%22&hl=en&sa=X&ved=0ahUKEwjY8_LKtc_eAhUJLsAKHcysCaMQ6AEIRjAG#v=onepage&q=%22katharine%20Blake%22%20%22miranda%20sex%20garden%22&f=false, https://www.allmusic.com/artist/medi%C3%A6val-b%C3%A6bes-mn0000869239/biography, https://books.google.co.uk/books?id=_gt6mHyi96oC&pg=PA24&lpg=PA24&dq=%22katharine+Blake%22+%22miranda+sex+garden%22&source=bl&ots=vNuqSBYKsB&sig=GfJIyMhzP342PG69S2tltaHcVmQ&hl=en&sa=X&ved=2ahUKEwj_zbeItc_eAhUhglwKHcDYBQw4HhDoATADegQIBhAB#v=onepage&q=%22katharine%20Blake%22%20%22miranda%20sex%20garden%22&f=false), and also half of the Deep, with Nick Marsh (https://vivelerock.net/music-from-the-deep/). Satisfies  criterion 6. Apart from these, book sources such as ''The Great Rock Discography'' and ''The Encyclopedia of Popular Music'' can be used for verification
Stance: keep
Cited policy: Wikipedia:Notability (WP:NMUSIC)