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

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

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