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

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

*GRAMMAR*
zup -> BLUE 
 tufa -> GREEN 
 wif -> PURPLE 
 gazzer -> YELLOW 
 x1 lug x2 -> [x1] [x2] 
 u1 blicket u2 -> [u1] [u2] 
 u1 fep -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 