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

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

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