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

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

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