You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Mercedes-Benz W124 replaced which model of executive cars?" whose answer is Mercedes W123.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Mercedes-Benz W140 predecessor
Useful Output:

Doc 1: After the bulky S-Class W140, the appearance of the W220 took anyone by surprise. The S-Class was sleek, stylish, and looked more dynamic when
Doc 2: After the long-running W126 S Class that debuted in 1979, the W140 successor is one of Mercedes-Benz's last examples of the “ultimate” well-built car.
Doc 3: The W220 S-class, launched in 1998, was an overreaction to the German-market criticisms of the W140. At 198.5 or 203.1 inches in length and 73.1
Doc 4: Before that were various predecessor models – W108, the 'Fintail,' as well as the 'Ponton' models that appeared back in 1954.
Doc 5: In 1991, the W126 was replaced by the slab-sided W140, to which Mercedes' engineers went a little overboard with its luxury appointments. Double