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

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

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