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

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

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