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

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

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