Looking at the events in Poole tomorrow, Black Lake by Richard Blackford takes place at Lighthouse. The Bournemouth Symphony Chorus and Youth Chorus join forces with the Salomon Orchestra for a performance featuring a poignant new work by Richard Blackford. The program includes classic English compositions by Vaughan Williams and Edward Elgar, followed by the centerpiece.. That’s Black Lake by Richard Blackford, tomorrow, in Poole.