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

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

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