*SUPPORT*
IN: fep kiki wif kiki fep dax fep OUT: GREEN PINK GREEN GREEN
IN: wif dax gazzer OUT: YELLOW PINK
IN: blicket tufa blicket OUT: BLUE BLUE BLUE
IN: wif tufa wif OUT: PINK PINK PINK
IN: blicket gazzer gazzer dax gazzer OUT: BLUE YELLOW YELLOW YELLOW
IN: fep dax gazzer OUT: YELLOW GREEN
IN: blicket dax blicket OUT: BLUE BLUE
IN: gazzer tufa blicket gazzer tufa wif OUT: BLUE PINK YELLOW YELLOW YELLOW YELLOW
IN: blicket tufa gazzer OUT: YELLOW BLUE BLUE
IN: blicket gazzer OUT: BLUE YELLOW
IN: gazzer dax wif OUT: PINK YELLOW
IN: wif dax fep OUT: GREEN PINK
IN: gazzer dax fep OUT: GREEN YELLOW
IN: blicket kiki wif dax gazzer OUT: BLUE YELLOW PINK

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

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