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

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

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