*SUPPORT*
IN: kiki dax tufa gazzer fep gazzer OUT: PINK GREEN PURPLE PURPLE PURPLE
IN: lug fep gazzer OUT: RED RED PURPLE
IN: dax tufa dax kiki fep kiki tufa gazzer OUT: GREEN GREEN PINK PINK PINK PURPLE
IN: kiki OUT: PINK
IN: dax gazzer tufa gazzer tufa gazzer OUT: GREEN PURPLE PURPLE PURPLE
IN: dax OUT: GREEN
IN: gazzer OUT: PURPLE
IN: kiki tufa lug kiki fep kiki tufa gazzer OUT: PINK RED PINK PINK PINK PURPLE
IN: dax tufa dax OUT: GREEN GREEN
IN: gazzer dax tufa lug OUT: PURPLE GREEN RED
IN: kiki fep dax tufa lug OUT: PINK PINK GREEN RED
IN: kiki tufa lug OUT: PINK RED
IN: dax fep lug OUT: GREEN GREEN RED
IN: kiki tufa lug tufa lug OUT: PINK RED RED

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

*GRAMMAR*
kiki -> PINK 
 gazzer -> PURPLE 
 dax -> GREEN 
 lug -> RED 
 u1 tufa x1 -> [u1] [x1] 
 x1 wif x2 -> [x1] [x2] [x1] 
 u1 fep x1 -> [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 