Source google image: https://image.slidesharecdn.com/legopresentationslides-130216001130-phpapp01/95/lego-presentation-slides-12-638.jpg?cb=1360973588
Lego group analysis
Source google image: https://image.slidesharecdn.com/legopresentationslides-130216001130-phpapp01/95/lego-presentation-slides-12-638.jpg?cb=1360973588