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

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

*GRAMMAR*
gazzer -> RED 
 kiki -> PURPLE 
 fep -> GREEN 
 wif -> BLUE 
 x1 blicket u1 -> [u1] [x1] 
 x1 tufa x2 -> [x2] [x1] 
 u1 dax u2 -> [u1] [u2] [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 