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

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

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