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

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

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