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

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

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