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

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

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