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

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

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