Id (cuneiform) Another sign is similar to "lu", but has only 1-vertical, left and right, ku (cuneiform), and the Amarna letters is usually so compact, that hardly any of the individual strokes can be easily identified. Another sign is similar in this group to cuneiform "ur", but the center is replaced by 2 stokes, one angled down, and the other a wedge (at extreme right vertical), and is the "gáb" sign. In the Amarna letters it is often used for English "all", or "all (of us)", Akkadian language, "gabbu". (Amarna letters EA 153, EA 287, EA 288, and EA 267)--> Id (cuneiform)
Old Persian cuneiform while it was speculated that the alphabet could have had its origin in such a system, with a leveling of consonant signs a millennium earlier producing something like the Ugaritic alphabet, but today it is generally accepted that the Semitic alphabet arose from Egyptian hieroglyphs, where vowel notation was not important. (See Proto-Sinaitic script.) Old Persian cuneiform was added to the Unicode Standard in March 2005 with the release of version 4.1. The Unicode block for Old Persian cuneiform is U+103A0–U+103DF and is in the Supplementary Multilingual Plane: Old Persian cuneiform Old Persian cuneiform is a semi-alphabetic cuneiform script that