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

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

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