Given the task definition and input, reply with output. In this task, you will be given a passage to read. A fill in the blank question will be given to you.  Your answer should fit the blank appropriately.

 The main cave , also called the Shiva cave , Cave 1 , or the Great Cave , is 27 metres ( 89 ft ) square in plan with a hall ( mandapa ) . At the entrance are four doors , with three open porticoes and an aisle at the back . Pillars , six in each row , divide the hall into a series of smaller chambers . The roof of the hall has concealed beams supported by stone columns joined together by capitals . The cave entrance is aligned with the north – south axis , unusual for a Shiva shrine ( normally east – west ) . The northern entrance to the cave , which has 1 @,@ 000 steep steps , is flanked by two panels of Shiva dated to the Gupta period . The left panel depicts Yogishvara ( The Lord of Yoga ) and the right shows Nataraja ( Shiva as the Lord of Dance ) . The central Shiva shrine ( see 16 in plan below ) is a free @-@ standing square cell with four entrances , located in the right section of the main hall . Smaller shrines are located at the east and west ends of the caves . The eastern sanctuary serves as a ceremonial entrance . Each wall has large carvings of Shiva , each more than 5 metres ( 16 ft ) in height . The central Shiva relief Trimurti is located on the south wall and is flanked by Ardhanarisvara ( a half @-@ man , half @-@ woman representation of Shiva ) on its left and Gangadhara to its right , which denotes the River Ganges ' descent from Shiva 's matted locks . Other carvings related to the legend of Shiva are also seen in the main hall at strategic locations in exclusive cubicles ; these include Kalyanasundaramurti , depicting Shiva 's marriage to the goddess Parvati , Andhakasuravadamurti or Andhakasuramardana , the slaying of the demon Andhaka by Shiva , Shiva @-@ Parvati on Mount Kailash ( the abode of Shiva ) , and Ravananugraha , depicting the demon @-@ king Ravana shaking Kailash . The main cave blends Chalukyan architectural features such as massive figures of the divinities , guardians , and square pillars with custom capitals with Gupta artistic characteristics , like the depiction of mountains and clouds and female hairstyles . Layout : fill in the blank  :  The __________________ cave , also called the Shiva cave , Cave 1 , or the Great Cave , is 27 metres ( 89 ft ) square in plan with a hall ( mandapa ) . 

 main 