*SUPPORT*
IN: wif zup blicket OUT: RED BLUE
IN: wif lug tufa kiki OUT: RED RED RED RED GREEN
IN: fep zup fep lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: fep zup blicket OUT: YELLOW BLUE
IN: blicket zup kiki lug OUT: BLUE GREEN BLUE GREEN
IN: wif zup kiki OUT: RED GREEN
IN: blicket zup blicket OUT: BLUE BLUE
IN: blicket lug tufa blicket OUT: BLUE BLUE BLUE BLUE BLUE
IN: kiki OUT: GREEN
IN: blicket fep zup kiki OUT: BLUE YELLOW GREEN
IN: wif wif kiki OUT: RED RED GREEN
IN: wif wif OUT: RED RED
IN: kiki zup wif tufa fep OUT: GREEN RED GREEN RED YELLOW
IN: blicket OUT: BLUE

*QUERY*
IN: fep wif kiki zup kiki OUT: YELLOW RED GREEN GREEN
IN: fep OUT: YELLOW
IN: wif zup blicket lug OUT: RED BLUE RED BLUE
IN: kiki zup kiki OUT: GREEN GREEN
IN: kiki blicket lug OUT: GREEN BLUE GREEN BLUE
IN: kiki zup blicket OUT: GREEN BLUE
IN: blicket kiki OUT: BLUE GREEN
IN: kiki wif zup kiki tufa kiki OUT: GREEN RED GREEN GREEN RED GREEN GREEN
IN: fep fep OUT: YELLOW YELLOW
IN: wif zup fep OUT: RED YELLOW

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