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

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

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