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

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

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