*SUPPORT*
IN: tufa wif wif zup gazzer OUT: YELLOW GREEN PURPLE GREEN GREEN GREEN
IN: gazzer zup gazzer wif OUT: PURPLE GREEN PURPLE PURPLE PURPLE
IN: tufa zup tufa OUT: YELLOW YELLOW YELLOW YELLOW
IN: gazzer dax OUT: PURPLE PURPLE
IN: gazzer zup fep zup fep OUT: BLUE BLUE BLUE BLUE PURPLE PURPLE PURPLE
IN: fep zup wif dax OUT: GREEN BLUE BLUE BLUE GREEN BLUE BLUE BLUE
IN: tufa zup gazzer dax OUT: PURPLE YELLOW YELLOW YELLOW PURPLE YELLOW YELLOW YELLOW
IN: tufa zup gazzer OUT: PURPLE YELLOW YELLOW YELLOW
IN: fep dax OUT: BLUE BLUE
IN: fep tufa OUT: BLUE YELLOW
IN: tufa fep OUT: YELLOW BLUE
IN: tufa gazzer gazzer fep OUT: YELLOW PURPLE PURPLE BLUE
IN: wif OUT: GREEN
IN: gazzer tufa OUT: PURPLE YELLOW

*QUERY*
IN: fep OUT: BLUE
IN: wif fep zup wif OUT: GREEN GREEN BLUE BLUE BLUE
IN: tufa lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: tufa zup fep zup wif OUT: GREEN BLUE BLUE BLUE YELLOW YELLOW YELLOW
IN: fep zup fep OUT: BLUE BLUE BLUE BLUE
IN: gazzer OUT: PURPLE
IN: fep zup wif lug OUT: GREEN GREEN GREEN GREEN BLUE BLUE BLUE
IN: tufa gazzer OUT: YELLOW PURPLE
IN: tufa OUT: YELLOW
IN: fep zup fep dax OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE

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