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

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

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