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

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

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