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

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

*GRAMMAR*
kiki -> RED 
 tufa -> YELLOW 
 blicket -> GREEN 
 dax -> PINK 
 x1 wif u1 -> [u1] [x1] 
 x1 lug x2 -> [x1] [x2] 
 x1 gazzer x2 -> [x1] [x2] [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 