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

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

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