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

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

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