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

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

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