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

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

*GRAMMAR*
lug -> RED 
 tufa -> GREEN 
 zup -> YELLOW 
 kiki -> BLUE 
 u1 wif x1 -> [u1] [x1] 
 u1 fep -> [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 