*SUPPORT*
IN: lug OUT: BLUE
IN: lug wif dax zup blicket OUT: GREEN BLUE RED RED
IN: lug fep OUT: BLUE BLUE
IN: blicket fep zup blicket OUT: GREEN GREEN GREEN
IN: tufa zup tufa OUT: PINK PINK
IN: tufa dax zup tufa OUT: PINK PINK PINK
IN: wif fep zup wif OUT: RED RED RED
IN: blicket blicket dax OUT: GREEN GREEN GREEN
IN: wif blicket zup blicket OUT: GREEN RED GREEN
IN: tufa dax OUT: PINK PINK
IN: tufa blicket dax OUT: PINK GREEN GREEN
IN: wif dax OUT: RED RED
IN: tufa zup wif OUT: RED PINK
IN: wif fep zup lug zup wif OUT: RED BLUE RED RED

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

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