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

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

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