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

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

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