The Womb Realm Mandala of Esoteric Buddhism provides another enumeration. The meditation is aided by extensive symbology, mantras, diagrams, models (deity and mandala). Similarly, "puja" may involve focusing on a "yantra" or "mandala" associated with a deity. They are designed based on a mandala, a graph of cosmos specific to Buddhism. The circle of mandala circumscribes the square. The circle of mandala circumscribe the square. The Mandala (circle) and chakra of Yoginis were used alternatively. These bodhisattvas are featured in the Eight Petal Hall in the center of the mandala. Two Rigvedic hymns in Mandala 7 refer to Vishnu. She stands on a flaming mandala of triangular shape. The destruction of a sand mandala is also highly ceremonial. The seventh mandala of the "Rigveda" by Vashishtha is a metaphorical treatise. When inactive, it was concealed inside a "mandala" or tattoo-like mark on Rhodes' chest. Often Ekajati appears as liberator in the mandala of the Green Tara. Within Indonesian archipelago, Majapahit saw itself as the centre of a huge mandala.