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

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

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