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

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

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