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

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

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