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

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

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