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

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

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