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

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

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