*SUPPORT*
IN: dax blicket kiki OUT: PINK RED
IN: fep tufa OUT: GREEN GREEN
IN: kiki blicket kiki OUT: RED RED
IN: fep gazzer fep blicket dax OUT: GREEN GREEN PINK GREEN
IN: fep dax blicket dax OUT: GREEN PINK PINK
IN: wif gazzer dax blicket kiki OUT: PURPLE PINK RED PURPLE
IN: fep gazzer dax tufa OUT: GREEN PINK PINK GREEN
IN: dax tufa OUT: PINK PINK
IN: wif blicket wif OUT: PURPLE PURPLE
IN: fep gazzer kiki blicket kiki OUT: GREEN RED RED GREEN
IN: dax blicket wif OUT: PINK PURPLE
IN: wif dax gazzer wif tufa OUT: PURPLE PINK PURPLE PURPLE PINK
IN: wif tufa OUT: PURPLE PURPLE
IN: fep kiki blicket wif OUT: GREEN RED PURPLE

*QUERY*
IN: dax gazzer dax OUT: PINK PINK PINK
IN: dax gazzer wif dax gazzer kiki OUT: PINK PURPLE PINK RED PINK PINK
IN: kiki gazzer wif kiki dax tufa OUT: RED PURPLE RED PINK PINK RED
IN: dax gazzer kiki OUT: PINK RED PINK
IN: wif fep tufa OUT: PURPLE GREEN GREEN
IN: kiki OUT: RED
IN: wif OUT: PURPLE
IN: dax OUT: PINK
IN: wif gazzer wif OUT: PURPLE PURPLE PURPLE
IN: fep blicket wif OUT: GREEN PURPLE

*GRAMMAR*
fep -> GREEN 
 wif -> PURPLE 
 dax -> PINK 
 kiki -> RED 
 u1 blicket u2 -> [u1] [u2] 
 u1 gazzer x1 -> [u1] [x1] [u1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 