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

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

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