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

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

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