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

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

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