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

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

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