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

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

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