With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Muse features Andie Macdowell.
text_B: Round Island Lighthouse -LRB- Golowji an Voth , the hump lighthouse -RRB- , in the Isles of Scilly was designed by William Tregarthen Douglass for Trinity House and completed in 1887 .. Isles of Scilly. Isles of Scilly. William Tregarthen Douglass. William Douglass ( engineer ). Trinity House. Trinity House. At the time of building it was one of three lights in the Isles of Scilly , the others being the Bishop Rock and St Agnes lighthouse .. Isles of Scilly. Isles of Scilly. Bishop Rock. Bishop Rock. St Agnes lighthouse. St Agnes, Isles of Scilly. The light was modernised in 1966 , automated in 1987 and the island designated as a Site of Special Scientific Interest -LRB- SSSI -RRB- in 1995 .. Site of Special Scientific Interest. Site of Special Scientific Interest. It is now managed by the Isles of Scilly Wildlife Trust , and except for the maintenance of the Grade 2 listed lighthouse , landing is not allowed .. Isles of Scilly. Isles of Scilly. Isles of Scilly Wildlife Trust. Isles of Scilly Wildlife Trust. Grade 2 listed lighthouse. listed building
not_related.