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

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

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