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

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

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