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

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

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