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

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

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