You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
Southampton

Context:
During the latter half of the 20th century, a more diverse range of industry also came to the city, including aircraft and car manufacture, cables, electrical engineering products, and petrochemicals. These now exist alongside the city's older industries of the docks, grain milling, and tobacco processing.

Question:
Along with the docks and grain mills, what crop has been processed in Southampton for a long time?

tobacco