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

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

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