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

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

*GRAMMAR*
wif -> RED 
 dax -> BLUE 
 fep -> PURPLE 
 lug -> GREEN 
 x1 zup -> [x1] [x1] 
 u1 blicket -> [u1] [u1] [u1] 
 x1 kiki x2 -> [x2] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 