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

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

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