Generally in German, punctuation segments a text into sentences, and spaces are used to segment a sentence into words.
this rule of thumb was not always applicable to 1 A sample of our corpus will be available at http:// ansichtskartenprojekt.de Word form: real word forms A2 Normalized word form: all lower case and withoutü A3 Character type of unit: word form is categorised into the following classes: (1) all special characters (2) all numbers (3) capitalized (4) all alphabets without capitalization (5) mixed of all possible character without capitalization A4-7 Suffix: the last 4, 3, 2, 1 character of words, respectively.