*SUPPORT*
IN: dax dax fep blicket OUT: RED RED PURPLE PURPLE
IN: fep wif OUT: PURPLE PURPLE
IN: gazzer lug blicket OUT: BLUE PINK PINK
IN: dax zup dax OUT: RED RED
IN: dax zup fep OUT: RED PURPLE
IN: lug lug gazzer zup fep OUT: PINK PINK BLUE PURPLE
IN: lug fep zup fep OUT: PINK PURPLE PURPLE
IN: lug wif OUT: PINK PINK
IN: lug zup fep OUT: PINK PURPLE
IN: gazzer zup lug OUT: BLUE PINK
IN: fep zup dax OUT: PURPLE RED
IN: lug OUT: PINK
IN: gazzer zup fep OUT: BLUE PURPLE
IN: gazzer dax OUT: BLUE RED

*QUERY*
IN: gazzer OUT: BLUE
IN: dax zup lug OUT: RED PINK
IN: gazzer blicket OUT: BLUE BLUE
IN: lug zup dax OUT: PINK RED
IN: fep zup gazzer OUT: PURPLE BLUE
IN: lug blicket OUT: PINK PINK
IN: lug dax zup lug OUT: PINK RED PINK
IN: fep OUT: PURPLE
IN: fep zup lug OUT: PURPLE PINK
IN: gazzer gazzer wif OUT: BLUE BLUE BLUE

*GRAMMAR*
fep -> PURPLE 
 lug -> PINK 
 gazzer -> BLUE 
 dax -> RED 
 u1 blicket -> [u1] [u1] 
 u1 wif -> [u1] [u1] 
 u1 zup u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 