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

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

*GRAMMAR*
zup -> RED 
 wif -> GREEN 
 dax -> PINK 
 lug -> YELLOW 
 u1 fep u2 -> [u1] [u1] [u1] [u2] [u2] 
 u1 blicket x1 -> [x1] [u1] 
 u1 kiki -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 