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

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

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