Soprano Rebekah Coffey took the opportunity and ran with it; both presenting challenging material and reaching the far corners of the Ulster Hall with ease. Coffey’s challenge was of a different order, pushing her already formidable but continually developing technique, the soprano took on the expressionist early songs of Alban Berg. No mean feat, but Coffey, with her experience in the opera house conjured gripping and dramatically charged depictions of some of the most enigmatic songs of the 20th century.