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

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

*GRAMMAR*
wif -> PINK 
 zup -> GREEN 
 dax -> YELLOW 
 blicket -> RED 
 u1 tufa x1 -> [u1] [u1] [x1] 
 x1 lug x2 -> [x1] [x2] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 