*SUPPORT*
IN: wif fep zup OUT: GREEN RED
IN: gazzer fep wif OUT: RED PURPLE
IN: zup fep zup OUT: GREEN GREEN
IN: lug fep lug kiki OUT: PINK PINK PINK PINK
IN: lug blicket lug kiki OUT: PINK PINK PINK PINK
IN: lug blicket gazzer OUT: PURPLE PINK
IN: zup kiki OUT: GREEN GREEN
IN: zup blicket lug OUT: PINK GREEN
IN: lug fep gazzer OUT: PURPLE PINK
IN: gazzer OUT: PURPLE
IN: gazzer wif blicket wif OUT: PURPLE RED RED
IN: gazzer kiki OUT: PURPLE PURPLE
IN: gazzer blicket zup OUT: GREEN PURPLE
IN: gazzer lug fep gazzer OUT: PURPLE PURPLE PINK

*QUERY*
IN: lug gazzer wif gazzer kiki OUT: PINK PURPLE RED PURPLE PINK PURPLE RED PURPLE
IN: wif OUT: RED
IN: lug lug zup blicket lug kiki OUT: PINK PINK PINK GREEN PINK PINK PINK GREEN
IN: gazzer blicket gazzer OUT: PURPLE PURPLE
IN: zup OUT: GREEN
IN: lug zup OUT: PINK GREEN
IN: gazzer blicket wif OUT: RED PURPLE
IN: lug kiki OUT: PINK PINK
IN: wif fep gazzer OUT: PURPLE RED
IN: wif zup wif OUT: RED GREEN RED

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