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

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

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