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

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

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