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

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

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