*SUPPORT*
IN: gazzer wif OUT: YELLOW YELLOW YELLOW
IN: fep blicket gazzer wif OUT: GREEN YELLOW YELLOW YELLOW
IN: tufa OUT: PURPLE
IN: gazzer blicket zup zup OUT: YELLOW RED RED
IN: fep blicket tufa blicket gazzer tufa tufa OUT: GREEN PURPLE YELLOW PURPLE PURPLE
IN: zup wif OUT: RED RED RED
IN: zup blicket fep wif OUT: RED GREEN GREEN GREEN
IN: tufa blicket zup dax zup OUT: PURPLE RED RED RED RED
IN: tufa blicket zup wif OUT: PURPLE RED RED RED
IN: tufa fep OUT: PURPLE GREEN
IN: zup gazzer blicket tufa OUT: RED YELLOW PURPLE
IN: fep wif OUT: GREEN GREEN GREEN
IN: gazzer OUT: YELLOW
IN: zup dax fep OUT: GREEN GREEN GREEN RED

*QUERY*
IN: gazzer blicket fep blicket zup wif OUT: YELLOW GREEN RED RED RED
IN: zup tufa tufa wif OUT: RED PURPLE PURPLE PURPLE PURPLE
IN: gazzer dax zup OUT: RED RED RED YELLOW
IN: fep blicket tufa wif OUT: GREEN PURPLE PURPLE PURPLE
IN: zup OUT: RED
IN: tufa blicket gazzer wif OUT: PURPLE YELLOW YELLOW YELLOW
IN: gazzer tufa OUT: YELLOW PURPLE
IN: tufa zup dax tufa OUT: PURPLE PURPLE PURPLE PURPLE RED
IN: tufa wif OUT: PURPLE PURPLE PURPLE
IN: tufa fep fep dax gazzer OUT: PURPLE GREEN YELLOW YELLOW YELLOW GREEN

*GRAMMAR*
fep -> GREEN 
 gazzer -> YELLOW 
 tufa -> PURPLE 
 zup -> RED 
 u1 dax u2 -> [u2] [u2] [u2] [u1] 
 u1 wif -> [u1] [u1] [u1] 
 u1 blicket x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 