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

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

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