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

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

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