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

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

*GRAMMAR*
dax -> PURPLE 
 fep -> GREEN 
 tufa -> YELLOW 
 wif -> RED 
 u1 blicket -> [u1] [u1] 
 x1 zup x2 -> [x2] [x1] [x1] 
 u1 lug x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 