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

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

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