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

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

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