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

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

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