 Complete the following phrase:  In 1963 the BBC commissioned from Terry McDonald A City Solitary, a documentary about the city scripted by John Hume and narrated by Brian Hannon. It ends by suggesting that Protestant unionist and Catholic nationalist citizens can together build the bridge for Derrys future. A first symbol of that bridge could be the future full acceptance of the term Londonderry, for in it is summed up the two great traditions of the city: London, the fort of the ships, the 