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

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

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