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

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

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