*SUPPORT*
IN: fep blicket fep kiki blicket gazzer wif OUT: BLUE RED PURPLE RED PURPLE
IN: fep wif gazzer fep gazzer blicket OUT: PURPLE RED RED BLUE
IN: wif wif lug kiki fep OUT: BLUE BLUE GREEN RED
IN: wif kiki lug OUT: BLUE GREEN
IN: wif gazzer fep wif kiki fep kiki lug OUT: RED BLUE BLUE RED GREEN
IN: fep zup fep OUT: RED RED
IN: lug gazzer fep OUT: RED GREEN
IN: wif blicket gazzer fep OUT: RED BLUE PURPLE
IN: blicket fep wif wif kiki wif kiki fep OUT: PURPLE RED BLUE BLUE BLUE RED
IN: wif lug wif kiki wif kiki wif OUT: BLUE GREEN BLUE BLUE BLUE
IN: blicket OUT: PURPLE
IN: blicket kiki fep kiki wif kiki lug OUT: PURPLE RED BLUE GREEN
IN: lug blicket blicket OUT: GREEN PURPLE PURPLE
IN: lug wif OUT: GREEN BLUE

*QUERY*
IN: lug OUT: GREEN
IN: fep OUT: RED
IN: wif fep OUT: BLUE RED
IN: lug zup blicket gazzer blicket zup wif wif OUT: BLUE BLUE PURPLE PURPLE GREEN
IN: fep blicket kiki wif OUT: RED PURPLE BLUE
IN: fep kiki lug OUT: RED GREEN
IN: fep fep OUT: RED RED
IN: wif OUT: BLUE
IN: lug kiki wif OUT: GREEN BLUE
IN: blicket zup lug kiki lug OUT: GREEN PURPLE GREEN

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