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

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

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