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

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

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