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

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

*GRAMMAR*
lug -> RED 
 fep -> PINK 
 wif -> YELLOW 
 zup -> BLUE 
 u1 tufa u2 -> [u2] [u1] 
 u1 gazzer -> [u1] [u1] [u1] 
 x1 dax x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 