*SUPPORT*
IN: lug zup gazzer OUT: YELLOW RED
IN: gazzer dax lug dax wif OUT: BLUE BLUE RED RED YELLOW
IN: kiki OUT: PURPLE
IN: wif lug dax wif OUT: BLUE BLUE BLUE RED
IN: wif fep gazzer OUT: BLUE YELLOW
IN: wif fep wif OUT: BLUE BLUE
IN: lug OUT: RED
IN: lug fep wif OUT: RED BLUE
IN: lug lug fep wif dax lug OUT: RED RED RED RED BLUE
IN: wif zup wif OUT: BLUE BLUE
IN: gazzer fep gazzer OUT: YELLOW YELLOW
IN: wif zup gazzer OUT: YELLOW BLUE
IN: kiki fep lug dax lug OUT: RED RED PURPLE RED
IN: wif OUT: BLUE

*QUERY*
IN: kiki dax wif dax kiki OUT: PURPLE PURPLE BLUE BLUE PURPLE
IN: kiki wif lug fep kiki dax kiki OUT: PURPLE PURPLE PURPLE BLUE RED PURPLE
IN: wif wif zup kiki dax lug OUT: RED RED BLUE PURPLE BLUE
IN: kiki fep wif OUT: PURPLE BLUE
IN: gazzer zup lug OUT: RED YELLOW
IN: kiki zup wif OUT: BLUE PURPLE
IN: wif zup kiki OUT: PURPLE BLUE
IN: kiki fep kiki OUT: PURPLE PURPLE
IN: kiki dax kiki dax gazzer dax gazzer OUT: YELLOW YELLOW YELLOW YELLOW PURPLE PURPLE PURPLE
IN: lug wif lug OUT: RED BLUE RED

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