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

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

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