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

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

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