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

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

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