Modern Irish , Scottish Gaelic and Manx. Most of the complexities of PIE verbal conjugation are also maintained, and there are new complexities introduced by various sound changes see below. There is a small Shieling in the Glen, known as either Tigh nan Cailleach or Tigh nam Bodach, which houses a series of apparently carved stones. Nouns and adjectives are declined in three genders masculine, feminine, neuter ; three numbers singular, dual, plural ; and five cases nominative, vocative, accusative, dative and genitive. The preservation of certain linguistic forms current in the Old Irish period may provide reason to assume that an Old Irish original directly or indirectly underlies the transmitted text or texts. Special verbal conjugations are used to signal the beginning of a relative clause Old Irish also preserves most aspects of the complicated Proto-Indo-European PIE system of morphology. A system of conjugated prepositions that is unusual in Indo-European languages although they are found in many Semitic languages such as Arabic: The complexity of Old Irish phonology is from a four-way split of phonemes inherited from Primitive Irish, with both a fortis—lenis and a "broad—slender" velarised vs. She carries a hammer for shaping the hills and valleys, and is said to be the mother of all the goddesses and gods. When they left they gave the stones to the locals with the promise that as long as the stones were put out to look over the glen at Bealltainn and put back into the shelter and made secure for the winter at Samhainn then the glen would continue to be fertile. Atop Ben Cruachan she fell asleep on her watch and a well she was tending overflowed, running down from the highlands and flooding the valleys below, forming first a river and then the loch.