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

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

*GRAMMAR*
dax -> YELLOW 
 zup -> BLUE 
 gazzer -> PURPLE 
 wif -> GREEN 
 x1 fep -> [x1] [x1] [x1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 lug -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 