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A robot of a German team, left, plays the ball besides a British team robot in the Kids League at the RoboCup German Open 2014 in Magdeburg, Germany, Thursday, April 3, 2014. 44 international RoboCup Major League teams from 12 countries demonstrate the state-of-the-art competitions in soccer, rescue and service robots. The RoboCup German Open takes place from April 3 to April 5, 2014. (AP Photo/Jens Meyer) ( APTOPIX Germany Robocup )

Robots stand on the play field at the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482291175 )

Two teams of robots play against each other in the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482225789 )

Two teams of robots play against each other in the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482211131 )

A service robot is seen at the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482225783 )

Two teams of robots play against each other in the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482225777 )

A robot seats at a table with equipment at the RoboCup German Open 2014 in Magdeburg, Germany, Thursday, April 3, 2014. 44 international RoboCup Major League teams from 12 countries demonstrate the state-of-the-art competitions in soccer, rescue and service robots. The RoboCup German Open takes place from April 3 to April 5, 2014. (AP Photo/Jens Meyer) ( Germany Robocup )

A robot scores during a soccer match at the RoboCup GermanOpen 2014 in Magdeburg, Germany, Thursday, April 3, 2014. 44 international RoboCup Major League teams from 12 countries demonstrate the state-of-the-art competitions in soccer, rescue and service robots. The RoboCup German Open takes place from April 3 to April 5, 2014. (AP Photo/Jens Meyer) ( Germany Robocup )

Two teams of robots play against each other in the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482211101 )

Two teams of robots play against each other in the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482211123 )

Two teams of robots play against each other in the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482211127 )

Two teams of robots play against each other in the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482225765 )

Participants check robots at the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482225795 )

Two teams of robots play against each other in the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482225815 )

Participants check robots at the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482291187 )

Roboters play the ball during a soccer match at the RoboCup German Open 2014 in Magdeburg, Germany, Thursday, April 3, 2014. 44 international RoboCup Major League teams from 12 countries demonstrate the state-of-the-art competitions in soccer, rescue and service robots. The RoboCup German Open takes place from April 3 to April 5, 2014. (AP Photo/Jens Meyer) ( Germany Robocup )

A Participant check a robot at the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robot, which model is called teen size, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482291189 )

Participants check a service robot at the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482291211 )

Participants check a rescue robot at the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482291215 )

Robots of the German city of Bremen team "B-Human" play versus team "MRL" of Iranian university Qazvin Azad in a match of the category "Standard Platform Ligue" during the "RoboCup German Open 2014" in Magdeburg, eastern Germany on April 3, 2014. 950 participants from 12 countries participate in the three-day tournament. The robots are required to master a variety of disciplines, including communication, soccer, rescue and dance. AFP PHOTO / DPA/ JENS WOLF /AFP/Getty Images ( 528616106 )

A robot stands next to the logo of the "RoboCup German Open 2014" in Magdeburg, eastern Germany on April 3, 2014. 950 participants from 12 countries participate in the three-day tournament. The robots are required to master a variety of disciplines, including communication, soccer, rescue and dance. AFP PHOTO / DPA/ JENS WOLF /AFP/Getty Images ( 528616121 )

Participants check robots at the 2014 RoboCup German Open tournament on April 03, 2014 in Magdeburg, Germany. The robots, which are models called Nao, manufactured by Aldebaran Robotics, perform autonomously and communicate with one another via WLAN. 950 participants from 12 countries are participating in the the three-day tournament that compete in a variety of disciplines, including soccer, rescue and dance. (Photo by Jens Schlueter/Getty Images) ( 482225761 )