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

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

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