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

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

*GRAMMAR*
kiki -> GREEN 
 zup -> PURPLE 
 fep -> PINK 
 wif -> RED 
 x1 lug u1 -> [u1] [u1] [x1] 
 x1 dax x2 -> [x2] [x1] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 