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

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

*GRAMMAR*
tufa -> GREEN 
 wif -> BLUE 
 blicket -> YELLOW 
 fep -> PINK 
 u1 gazzer x1 -> [u1] [x1] 
 u1 lug x1 -> [x1] [u1] 
 u1 zup u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 