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

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

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