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

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

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