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

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

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