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

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

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