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

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

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