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

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

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