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

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

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