*SUPPORT*
IN: wif OUT: GREEN
IN: wif zup gazzer lug dax OUT: RED GREEN PINK GREEN
IN: gazzer wif blicket gazzer OUT: PINK GREEN PINK
IN: fep zup wif OUT: PURPLE GREEN PURPLE
IN: fep zup dax OUT: PURPLE RED PURPLE
IN: gazzer zup gazzer OUT: PINK PINK PINK
IN: fep blicket wif OUT: PURPLE GREEN
IN: dax blicket fep OUT: RED PURPLE
IN: wif dax lug wif blicket fep OUT: GREEN PURPLE GREEN RED
IN: gazzer zup fep OUT: PINK PURPLE PINK
IN: wif blicket gazzer OUT: GREEN PINK
IN: fep OUT: PURPLE
IN: gazzer dax blicket gazzer OUT: PINK RED PINK
IN: gazzer wif zup fep OUT: PINK GREEN PURPLE GREEN

*QUERY*
IN: dax fep OUT: RED PURPLE
IN: dax zup fep OUT: RED PURPLE RED
IN: dax wif zup wif lug gazzer lug dax OUT: RED PINK RED GREEN GREEN GREEN
IN: fep fep fep zup wif OUT: PURPLE PURPLE PURPLE GREEN PURPLE
IN: dax zup wif OUT: RED GREEN RED
IN: gazzer blicket fep OUT: PINK PURPLE
IN: gazzer blicket wif OUT: PINK GREEN
IN: dax OUT: RED
IN: gazzer OUT: PINK
IN: dax zup gazzer OUT: RED PINK RED

*GRAMMAR*
dax -> RED 
 fep -> PURPLE 
 wif -> GREEN 
 gazzer -> PINK 
 u1 zup u2 -> [u1] [u2] [u1] 
 u1 blicket u2 -> [u1] [u2] 
 x1 lug x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 