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

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

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