*SUPPORT*
IN: blicket wif kiki OUT: YELLOW PURPLE YELLOW
IN: blicket tufa kiki OUT: YELLOW PURPLE
IN: fep tufa fep OUT: GREEN GREEN
IN: lug kiki dax lug OUT: BLUE YELLOW BLUE BLUE YELLOW
IN: lug dax fep dax blicket OUT: BLUE GREEN BLUE PURPLE BLUE GREEN BLUE
IN: lug lug OUT: BLUE BLUE
IN: fep OUT: GREEN
IN: kiki tufa lug OUT: BLUE YELLOW
IN: fep tufa lug OUT: BLUE GREEN
IN: lug tufa lug OUT: BLUE BLUE
IN: blicket OUT: PURPLE
IN: lug blicket lug dax blicket OUT: BLUE PURPLE BLUE PURPLE BLUE PURPLE BLUE
IN: blicket kiki tufa kiki dax blicket OUT: PURPLE YELLOW YELLOW PURPLE PURPLE YELLOW YELLOW
IN: kiki tufa fep OUT: GREEN YELLOW

*QUERY*
IN: fep wif lug dax lug OUT: BLUE BLUE BLUE GREEN BLUE BLUE BLUE
IN: fep tufa blicket OUT: PURPLE GREEN
IN: fep fep dax fep OUT: GREEN GREEN GREEN GREEN GREEN
IN: kiki OUT: YELLOW
IN: lug dax lug OUT: BLUE BLUE BLUE
IN: lug OUT: BLUE
IN: kiki wif fep OUT: GREEN YELLOW GREEN
IN: blicket tufa blicket OUT: PURPLE PURPLE
IN: fep dax fep OUT: GREEN GREEN GREEN
IN: lug tufa lug dax fep OUT: BLUE BLUE GREEN BLUE BLUE

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