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

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

*GRAMMAR*
dax -> PINK 
 fep -> GREEN 
 lug -> BLUE 
 wif -> RED 
 x1 blicket -> [x1] [x1] [x1] 
 x1 zup x2 -> [x1] [x2] 
 x1 kiki u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 