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

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

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