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

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

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