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

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

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