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

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

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