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

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

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