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

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

*GRAMMAR*
blicket -> GREEN 
 lug -> RED 
 tufa -> BLUE 
 wif -> PURPLE 
 u1 fep x1 -> [u1] [x1] [x1] [u1] [u1] [x1] 
 x1 dax x2 -> [x1] [x2] [x2] [x1] 
 x1 kiki -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 