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

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

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