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

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

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