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

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

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