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

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

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