With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Wynonna Judd is involved in country movies.
text_B: Dimitris Drikakis is a Professor of Fluid Mechanics and Computational Science -RRB- , a research scientist , and an inventor .. He is currently Executive Dean , Faculty of Engineering at the University of Strathclyde , Glasgow .. His research covers a broad range of engineering and applied physics topics , including fluid mechanics , heat transfer , computational fluid dynamics , computational nanoscience , and nanotechnology , with applications to aerospace sciences , mechanical engineering , and applied physics .. fluid mechanics. fluid mechanics. computational fluid dynamics. computational fluid dynamics. nanotechnology. nanotechnology. He was honoured twice with the William Penney award by AWE in recognition of his research in Computational Fluid Dynamics and Compressible Fluid Dynamics .. AWE. Atomic Weapons Establishment. His research has greatly advanced the design physics and engineering capabilities of the aerospace and defence sectors .
not_related.