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

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

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