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

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

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