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

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

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