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

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

*GRAMMAR*
tufa -> RED 
 fep -> GREEN 
 gazzer -> PURPLE 
 lug -> BLUE 
 u1 dax -> [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 x1 wif -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 