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

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

*GRAMMAR*
kiki -> PURPLE 
 fep -> RED 
 gazzer -> YELLOW 
 blicket -> BLUE 
 u1 wif x1 -> [x1] [u1] 
 u1 zup -> [u1] [u1] 
 x1 dax x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 