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

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

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