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

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

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