Question: In what year was the car that Ferdinand Alexander Porsch developed the Porsche 695 from first produced?

Context paragraphs:
Ferdinand Oliver Porsche: Ferdinand Oliver Porsche (born 13 March 1961 in Stuttgart) is a German lawyer and member of the Supervisory Board of the German sports car manufacturer Porsche.  Son of Ferdinand Alexander Porsche and great-grandson of automotive pioneer Ferdinand Porsche, he completed his M. A. studies in Law, Publishing, and Political Science at the University of Salzburg, subsequently taking his Doctor’s Degree in Law and his MBA at the University of Miami.

Porsche 356: The Porsche 356 is an iconic sports car which was first produced by Austrian company Porsche Konstruktionen GesmbH (1948–1949), and then by German company Dr. Ing.  h. c. F. Porsche GmbH (1950–1965).  It was Porsche's first production automobile.  Earlier cars designed by the Austrian company include Cisitalia Grand Prix race car, the Volkswagen Beetle, and Auto Union Grand Prix cars.

Porsche 695: The Porsche 695, also known as the T7 prototype, is an automobile from Porsche.  It was a prototype made in 1961 and later became the Porsche 911.  The front end is very similar to the 911, but the rear is somewhat different.  The 695 was developed from the Porsche 356 by Ferdinand Alexander Porsche, and has a wheelbase that is 100 mm longer (up to 300 mm longer in early designs).  It has a top speed of 200 km/h .

Porsche Cayenne: The Porsche Cayenne (Type 9PA [Designated 955 in online forums, not recognized by Porsche Cars AG]) is a mid-size luxury crossover sport utility vehicle produced by the German manufacturer Porsche since 2002, with North American sales beginning in 2003.  It is the first V8-engined vehicle built by Porsche since 1995, when the Porsche 928 was discontinued.  It is also Porsche's first off road Varient sports car since its Super and Junior tractors of 1950s, and the first Porsche with four doors.  Since 2008, all engines have featured direct injection technology.

Ferdinand Alexander Porsche: Ferdinand Alexander Porsche (11 December 1935 – 5 April 2012), nicknamed "Butzi", son of Ferry Porsche, grandson of Ferdinand Porsche, was a German designer whose best known product was the first Porsche 911.

Porsche 908: The Porsche 908 was a racing car from Porsche, introduced in 1968 to continue the Porsche 906/Porsche 910/Porsche 907 series of models designed under Ferdinand Piech.

Ferdinand Anton Ernst Porsche: Ferdinand Anton Ernst Porsche (19 September 1909 – 27 March 1998), mainly known as Ferry Porsche, was an Austrian technical automobile designer and automaker-entrepreneur.  He operated Porsche AG in Stuttgart, Germany.  His father, Ferdinand Porsche, Sr. was also a renowned automobile engineer and founder of Volkswagen and Porsche.  His nephew, Dr. Ferdinand Piëch, is the longtime chairman of Volkswagen Group, and his son, Ferdinand Alexander Porsche, was involved in the design of the 911.

Porsche 919 Hybrid: The Porsche 919 Hybrid is a sports-prototype racing car constructed by the German car manufacturer Porsche for use in the Le Mans Prototype 1-Hybrid (LMP1-H) category of the FIA World Endurance Championship for factory-supported hybrid-powered cars.  It is the first sports-prototype built by Porsche since the RS Spyder, the first sports-prototype built by Porsche to compete in a top category of sportscar racing since the Porsche 911 GT1-98 and Porsche LMP1-98 and the first sports-prototype to be raced by Porsche as a racing team since the Porsche 911 GT1-98 and Porsche LMP1-98.  It uses a 2.0 L four-cylinder turbocharged engine with a battery-based hybrid system.  The car made its competitive debut at the 2014 6 Hours of Silverstone, the opening round of the 2014 season.  The 919 Hybrid project is scheduled to be discontinued at the end of the 2017 season to allow Porsche to focus on entering Formula E.

Porsche 356/1: The Porsche 356/1 was the first real Porsche car created by Ferdinand "Ferry" Porsche.  This prototype car was a two-seater open roadster with a mid-mounted, air-cooled flat-4 engine of 1,131 cc displacement that produced 40 hp .  While the body was an original design, most of the mechanicals (including engine and suspension) were derived from the Volkswagen Beetle which Ferry's father, Ferdinand Porsche, had designed.

Ferdinand Porsche: Ferdinand Porsche (3 September 1875 – 30 January 1951) was an automotive engineer and founder of the Porsche car company.  He is best known for creating the first gasoline-electric hybrid vehicle (Lohner-Porsche), the Volkswagen Beetle, the Mercedes-Benz SS/SSK, several other important developments and Porsche automobiles.  In addition, Porsche designed the 1923 Benz Tropfenwagen, which was the first racing car with a mid-engine, rear-wheel drive layout.

Supporting paragraphs: Porsche 695 Porsche 356
Answer: 1948–1949