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

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

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