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

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

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