*SUPPORT*
IN: lug dax kiki OUT: YELLOW RED
IN: kiki dax tufa OUT: RED GREEN
IN: blicket zup blicket zup lug OUT: YELLOW BLUE BLUE
IN: kiki wif tufa OUT: RED GREEN
IN: kiki tufa OUT: RED GREEN
IN: blicket OUT: BLUE
IN: lug wif kiki OUT: YELLOW RED
IN: blicket wif lug zup tufa OUT: GREEN BLUE YELLOW
IN: blicket zup kiki OUT: RED BLUE
IN: kiki OUT: RED
IN: lug wif blicket dax tufa OUT: YELLOW BLUE GREEN
IN: blicket wif blicket OUT: BLUE BLUE
IN: blicket blicket zup kiki dax lug OUT: RED BLUE BLUE YELLOW
IN: tufa wif blicket OUT: GREEN BLUE

*QUERY*
IN: kiki wif kiki OUT: RED RED
IN: blicket lug zup lug zup blicket OUT: BLUE YELLOW BLUE YELLOW
IN: tufa dax blicket OUT: GREEN BLUE
IN: blicket wif tufa dax lug OUT: BLUE GREEN YELLOW
IN: lug tufa wif lug OUT: YELLOW GREEN YELLOW
IN: kiki wif lug OUT: RED YELLOW
IN: lug OUT: YELLOW
IN: tufa OUT: GREEN
IN: tufa lug wif kiki OUT: GREEN YELLOW RED
IN: lug kiki zup lug OUT: YELLOW YELLOW RED

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