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

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

*GRAMMAR*
tufa -> BLUE 
 zup -> PURPLE 
 wif -> GREEN 
 dax -> PINK 
 u1 lug -> [u1] [u1] [u1] 
 u1 fep u2 -> [u1] [u2] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 