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

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

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