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

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

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