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

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

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