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

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

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