Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Compilers: Principles Techniques and Tools -  Compilers: Principles Techniques and Tools is a computer science textbook by Alfred V. Aho Monica S. Lam Ravi Sethi and Jeffrey D. Ullman about compiler construction.
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Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Werbellinsee -  Werbellinsee is a lake in the Barnim district of Brandenburg Germany. It is located south of Joachimsthal in the Schorfheide-Chorin Biosphere Reserve. The southern shore belongs to the Schorfheide municipality. With a surface area of 7.82 square kilometers (3.02 sq mi) it is the fourth largest lake in Brandenburg and with 51 meters (167 ft) the second deepest (after Lake Stechlin).
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Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Foundation Franklin -  The SS Foundation Franklin was a seagoing salvage tug built for the Royal Navy in 1918 but most famous for many daring salvage operations and rescues while operated by Foundation Maritime between 1930-1949. Her many rescues and salvage triumphs were celebrated in Farley Mowat's book The Grey Seas Under.
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Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. HSC Hellenic Wind -  HSC Hellenic Wind (yard number 6000) is a high-speed craft (HSC) owned by Hellenic Seaways having previously being owned by Sea Containers.
