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

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

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