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

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

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