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

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

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