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

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

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