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

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

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