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

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

*GRAMMAR*
gazzer -> GREEN 
 kiki -> YELLOW 
 wif -> PINK 
 blicket -> RED 
 x1 dax u1 -> [u1] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 x1 zup x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 