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

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

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