*SUPPORT*
IN: kiki OUT: YELLOW
IN: wif lug gazzer OUT: PINK PURPLE PURPLE
IN: lug OUT: PURPLE
IN: kiki wif zup OUT: YELLOW PINK PINK
IN: dax blicket kiki OUT: YELLOW GREEN
IN: kiki blicket kiki OUT: YELLOW YELLOW
IN: kiki blicket lug OUT: PURPLE YELLOW
IN: lug blicket lug OUT: PURPLE PURPLE
IN: dax dax OUT: GREEN GREEN
IN: kiki kiki gazzer OUT: YELLOW YELLOW YELLOW
IN: wif zup OUT: PINK PINK
IN: wif lug zup OUT: PINK PURPLE PURPLE
IN: lug wif OUT: PURPLE PINK
IN: lug blicket wif OUT: PINK PURPLE

*QUERY*
IN: wif kiki blicket lug OUT: PINK PURPLE YELLOW
IN: lug zup OUT: PURPLE PURPLE
IN: dax OUT: GREEN
IN: dax gazzer OUT: GREEN GREEN
IN: kiki wif lug blicket kiki OUT: YELLOW PINK YELLOW PURPLE
IN: wif OUT: PINK
IN: dax kiki blicket lug OUT: GREEN PURPLE YELLOW
IN: wif kiki OUT: PINK YELLOW
IN: kiki zup OUT: YELLOW YELLOW
IN: lug gazzer OUT: PURPLE PURPLE

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