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

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

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