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

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

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