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

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

*GRAMMAR*
dax -> YELLOW 
 lug -> BLUE 
 gazzer -> GREEN 
 blicket -> PURPLE 
 u1 wif u2 -> [u2] [u1] 
 u1 zup -> [u1] [u1] 
 u1 fep -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 