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

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

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