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

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

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