*SUPPORT*
IN: kiki OUT: YELLOW
IN: kiki lug OUT: YELLOW YELLOW YELLOW
IN: zup fep lug OUT: PINK GREEN GREEN GREEN
IN: kiki dax kiki OUT: YELLOW YELLOW
IN: kiki dax tufa OUT: BLUE YELLOW
IN: kiki blicket OUT: YELLOW YELLOW
IN: zup dax tufa OUT: BLUE PINK
IN: tufa dax fep OUT: GREEN BLUE
IN: zup OUT: PINK
IN: zup dax zup OUT: PINK PINK
IN: fep blicket OUT: GREEN GREEN
IN: tufa tufa lug OUT: BLUE BLUE BLUE BLUE
IN: tufa zup fep fep blicket OUT: BLUE PINK GREEN GREEN GREEN
IN: tufa tufa blicket OUT: BLUE BLUE BLUE

*QUERY*
IN: zup lug OUT: PINK PINK PINK
IN: zup blicket OUT: PINK PINK
IN: tufa lug OUT: BLUE BLUE BLUE
IN: zup tufa OUT: PINK BLUE
IN: tufa OUT: BLUE
IN: tufa blicket OUT: BLUE BLUE
IN: fep fep blicket OUT: GREEN GREEN GREEN
IN: kiki fep OUT: YELLOW GREEN
IN: fep tufa kiki dax tufa OUT: GREEN BLUE BLUE YELLOW
IN: tufa fep OUT: BLUE GREEN

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