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

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

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