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

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

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