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

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

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