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

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

*GRAMMAR*
wif -> PURPLE 
 dax -> RED 
 gazzer -> PINK 
 lug -> BLUE 
 u1 fep x1 -> [x1] [u1] 
 u1 zup u2 -> [u1] [u2] [u2] 
 x1 kiki x2 -> [x2] [x1] [x2] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 