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

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

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