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

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

*GRAMMAR*
tufa -> GREEN 
 gazzer -> YELLOW 
 wif -> BLUE 
 lug -> RED 
 u1 kiki -> [u1] [u1] 
 u1 fep -> [u1] [u1] 
 u1 blicket u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 