*SUPPORT*
IN: wif lug tufa OUT: GREEN RED RED RED
IN: lug fep blicket OUT: RED PINK
IN: lug wif gazzer fep lug OUT: RED GREEN GREEN RED
IN: wif tufa fep wif OUT: GREEN GREEN GREEN GREEN
IN: lug tufa OUT: RED RED RED
IN: lug fep wif OUT: RED GREEN
IN: blicket tufa OUT: PINK PINK PINK
IN: lug OUT: RED
IN: lug wif tufa OUT: RED GREEN GREEN GREEN
IN: lug fep blicket fep zup fep wif OUT: RED PINK BLUE GREEN
IN: wif gazzer OUT: GREEN GREEN
IN: zup tufa fep lug OUT: BLUE BLUE BLUE RED
IN: blicket wif gazzer OUT: PINK GREEN GREEN
IN: blicket OUT: PINK

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

*GRAMMAR*
blicket -> PINK 
 zup -> BLUE 
 lug -> RED 
 wif -> GREEN 
 x1 fep u1 -> [x1] [u1] 
 u1 gazzer -> [u1] [u1] 
 u1 tufa -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 