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

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

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