Title: A-Rosa Luna
Content:  The A-Rosa Luna is a German river cruise ship, cruising in the Rhone – Saône basin. The ship was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in 2005. Her sister ship is A-Rosa Stella. Her home port is currently Rostock.
Title: A-Rosa Stella
Content:  The A-Rosa Stella is a German river cruise ship, cruising in the Rhone – Saône basin. The ship was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in 2005. Her sister ship is A-Rosa Luna. Her home port is currently Rostock.
Title: A-Rosa Aqua
Content:  The A-Rosa Aqua is a German river cruise ship, cruising in the Rhine – Main – Moselle basin. The ship was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in July 2009. Her sister ships are A-Rosa Brava and A-Rosa Viva. Her home port is currently Rostock.
Title: A-Rosa Donna
Content:  The A-Rosa Donna (registered ship name: A'Rosa Donna) is a German river cruise ship, cruising on the Danube river. The ship was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in May 2002. Her sister ships are A-Rosa Bella, A-Rosa Mia and A-Rosa Riva. Her home port is currently Rostock.
Title: A-Rosa Bella
Content:  The A-Rosa Bella (registered ship name: A'Rosa Bella) is a German river cruise ship, cruising on the Danube river. The ship was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in May 2002. Her sister ships are A-Rosa Donna, A-Rosa Mia and A-Rosa Riva. Her home port is currently Rostock.
Title: A-Rosa Riva
Content:  The A-Rosa Riva (registered ship name: A'Rosa Riva) is a German river cruise ship, cruising on the Danube river. The ship was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in April 2004. Her sister ships are A-Rosa Bella, A-Rosa Donna and A-Rosa Mia. Her home port is currently Rostock.
Title: A-Rosa Flora
Content:  A-Rosa Flora is a German river cruise ship, cruising in the Rhine – Main – Danube basin. It was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in 2014. Her sister ship is A-Rosa Silva. Her home port is currently Rostock.
Title: A-Rosa Mia
Content:  The A-Rosa Mia (registered ship name: A'Rosa Mia) is a German river cruise ship, cruising on the Danube river. The ship was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in April 2003. Her sister ships are A-Rosa Bella, A-Rosa Donna and A-Rosa Riva. Her home port is currently Rostock.
Title: A-Rosa Brava
Content:  A-Rosa Brava is a German river cruise ship, cruising in the Rhine – Main – Moselle basin. The ship was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in April 2011. Her sister ships are A-Rosa Aqua and A-Rosa Viva. Her home port is currently Rostock.
Title: A-Rosa Silva
Content:  A-Rosa Silva is a German river cruise ship, cruising in the Rhine – Main – Danube basin. It was built by Neptun Werft GmbH at their shipyard in Warnemünde, Germany, and entered service in 2012. Her sister ship is A-Rosa Flora. Her home port is currently Rostock.

Question: Verify the following claims with "True" or "False": If only the A-Rosa Luna was not built on the company, the location of which, is in Rostock.
Answer: True