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

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

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