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

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

*GRAMMAR*
fep -> RED 
 wif -> GREEN 
 dax -> PINK 
 lug -> YELLOW 
 x1 zup x2 -> [x2] [x2] [x1] 
 u1 kiki u2 -> [u2] [u1] 
 x1 blicket -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 