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

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

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