*SUPPORT*
IN: wif zup OUT: BLUE BLUE
IN: blicket zup OUT: RED RED
IN: wif OUT: BLUE
IN: lug fep zup OUT: GREEN PURPLE PURPLE
IN: lug OUT: GREEN
IN: fep dax OUT: PURPLE PURPLE PURPLE
IN: blicket lug OUT: RED GREEN
IN: wif dax OUT: BLUE BLUE BLUE
IN: fep kiki wif OUT: PURPLE PURPLE PURPLE BLUE
IN: blicket OUT: RED
IN: wif wif zup OUT: BLUE BLUE BLUE
IN: fep zup OUT: PURPLE PURPLE
IN: fep OUT: PURPLE
IN: lug blicket zup OUT: GREEN RED RED

*QUERY*
IN: lug wif OUT: GREEN BLUE
IN: blicket dax OUT: RED RED RED
IN: fep kiki lug OUT: PURPLE PURPLE PURPLE GREEN
IN: lug zup OUT: GREEN GREEN
IN: lug dax OUT: GREEN GREEN GREEN
IN: lug zup dax OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: fep kiki fep OUT: PURPLE PURPLE PURPLE PURPLE
IN: lug kiki wif OUT: GREEN GREEN GREEN BLUE
IN: lug lug OUT: GREEN GREEN
IN: wif kiki wif OUT: BLUE BLUE BLUE BLUE

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