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

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

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