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

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

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