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

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

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