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

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

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